From a8989f06800844be073a5519ff39437661b01c14 Mon Sep 17 00:00:00 2001
From: Felix Rabe <public@felixrabe.textdriven.com>
Date: Mon, 6 Aug 2007 11:50:19 +0200
Subject: [PATCH] Documentation/architecture-{fuse,tcp-net}.svg added

---
 Documentation/architecture-fuse.svg    | 521 +++++++++++++++++++++++++++++++++
 Documentation/architecture-tcp-net.svg | 521 +++++++++++++++++++++++++++++++++
 2 files changed, 1042 insertions(+)
 create mode 100644 Documentation/architecture-fuse.svg
 create mode 100644 Documentation/architecture-tcp-net.svg

diff --git a/Documentation/architecture-fuse.svg b/Documentation/architecture-fuse.svg
new file mode 100644
index 0000000..4042775
--- /dev/null
+++ b/Documentation/architecture-fuse.svg
@@ -0,0 +1,521 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://web.resource.org/cc/"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="680"
+   height="620"
+   id="svg2"
+   sodipodi:version="0.32"
+   inkscape:version="0.45"
+   version="1.0"
+   sodipodi:docbase="/data-fr/home-fr/Software/systematiki/Documentation"
+   sodipodi:docname="architecture-tcp-net.svg"
+   inkscape:output_extension="org.inkscape.output.svg.inkscape"
+   inkscape:export-filename="/data-fr/home-fr/Software/systematiki/Documentation/architecture.png"
+   inkscape:export-xdpi="90"
+   inkscape:export-ydpi="90">
+  <defs
+     id="defs4">
+    <marker
+       inkscape:stockid="Arrow2Lend"
+       orient="auto"
+       refY="0"
+       refX="0"
+       id="Arrow2Lend"
+       style="overflow:visible">
+      <path
+         id="path8494"
+         style="font-size:12px;fill-rule:evenodd;stroke-width:0.625;stroke-linejoin:round"
+         d="M 8.7185878,4.0337352 L -2.2072895,0.016013256 L 8.7185884,-4.0017078 C 6.97309,-1.6296469 6.9831476,1.6157441 8.7185878,4.0337352 z "
+         transform="matrix(-1.1,0,0,-1.1,-1.1,0)" />
+    </marker>
+    <marker
+       inkscape:stockid="Arrow2Mend"
+       orient="auto"
+       refY="0"
+       refX="0"
+       id="Arrow2Mend"
+       style="overflow:visible">
+      <path
+         id="path8488"
+         style="font-size:12px;fill-rule:evenodd;stroke-width:0.625;stroke-linejoin:round"
+         d="M 8.7185878,4.0337352 L -2.2072895,0.016013256 L 8.7185884,-4.0017078 C 6.97309,-1.6296469 6.9831476,1.6157441 8.7185878,4.0337352 z "
+         transform="scale(-0.6,-0.6)" />
+    </marker>
+    <marker
+       inkscape:stockid="TriangleOutM"
+       orient="auto"
+       refY="0"
+       refX="0"
+       id="TriangleOutM"
+       style="overflow:visible">
+      <path
+         id="path8414"
+         d="M 5.77,0 L -2.88,5 L -2.88,-5 L 5.77,0 z "
+         style="fill-rule:evenodd;stroke:#000000;stroke-width:1pt;marker-start:none"
+         transform="scale(0.4,0.4)" />
+    </marker>
+  </defs>
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     gridtolerance="10000"
+     guidetolerance="10"
+     objecttolerance="10"
+     inkscape:pageopacity="0.0"
+     inkscape:pageshadow="2"
+     inkscape:zoom="1"
+     inkscape:cx="340"
+     inkscape:cy="350"
+     inkscape:document-units="px"
+     inkscape:current-layer="layer1"
+     showgrid="true"
+     inkscape:grid-points="true"
+     inkscape:grid-bbox="false"
+     width="680px"
+     height="620px"
+     inkscape:window-width="1024"
+     inkscape:window-height="693"
+     inkscape:window-x="0"
+     inkscape:window-y="25" />
+  <metadata
+     id="metadata7">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer"
+     id="layer1">
+    <rect
+       y="470"
+       x="80"
+       height="30"
+       width="110"
+       id="rect4246"
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#646464;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       ry="0" />
+    <text
+       sodipodi:linespacing="100%"
+       id="text4248"
+       y="490"
+       x="90"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#646464;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       xml:space="preserve"><tspan
+         y="490"
+         x="90"
+         id="tspan4250"
+         sodipodi:role="line">MySQL back-end</tspan></text>
+    <rect
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#646464;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       id="rect3165"
+       width="110"
+       height="30"
+       x="200"
+       y="470" />
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#646464;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       x="210"
+       y="490"
+       id="text3153"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan3155"
+         x="210"
+         y="490">SQLite back-end</tspan></text>
+    <rect
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#000000;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       id="rect3167"
+       width="180"
+       height="30"
+       x="320"
+       y="470" />
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       x="330"
+       y="490"
+       id="text3157"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         x="330"
+         y="490"
+         id="tspan3161">Filesystem (and Git) back-end</tspan></text>
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:italic;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:100%;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Sans"
+       x="390"
+       y="400"
+       id="text4390"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan4392"
+         x="390"
+         y="400">Systematiki.Networking.TCPServer</tspan></text>
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:italic;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:100%;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Sans"
+       x="280"
+       y="70"
+       id="text4398"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         x="280"
+         y="70"
+         id="tspan4409">systematiki.py (or any other client)</tspan></text>
+    <text
+       sodipodi:linespacing="100%"
+       id="text4421"
+       y="450"
+       x="460"
+       style="font-size:12px;font-style:italic;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:100%;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Sans"
+       xml:space="preserve"><tspan
+         y="450"
+         x="460"
+         id="tspan4423"
+         sodipodi:role="line">Systematiki.Database.*</tspan></text>
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:italic;font-variant:normal;font-weight:normal;font-stretch:normal;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#646464;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       x="230"
+       y="450"
+       id="text4405"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan4407"
+         x="230"
+         y="450">(Systematiki.Database.Interface)</tspan></text>
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:italic;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:100%;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Sans"
+       x="520"
+       y="360"
+       id="text4413"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan4415"
+         x="520"
+         y="360">systematikid.py</tspan></text>
+    <rect
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#000000;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       id="rect2331"
+       width="470"
+       height="200"
+       x="40"
+       y="50" />
+    <text
+       sodipodi:linespacing="100%"
+       id="text2333"
+       y="70"
+       x="50"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:100%;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Sans"
+       xml:space="preserve"><tspan
+         y="70"
+         x="50"
+         id="tspan2335"
+         sodipodi:role="line">Systematiki Client</tspan></text>
+    <rect
+       y="280"
+       x="20"
+       height="30"
+       width="640"
+       id="rect2372"
+       style="color:#000000;fill:#e6e6e6;fill-opacity:1;fill-rule:nonzero;stroke:#000000;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate" />
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:100%;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Sans"
+       x="30"
+       y="300"
+       id="text2374"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan2376"
+         x="30"
+         y="300">Network</tspan></text>
+    <rect
+       y="340"
+       x="40"
+       height="200"
+       width="600"
+       id="rect2378"
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#000000;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       ry="0" />
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:100%;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Sans"
+       x="50"
+       y="360"
+       id="text2384"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan2386"
+         x="50"
+         y="360">Systematiki Server</tspan></text>
+    <rect
+       style="opacity:1;color:#000000;fill:#f0f0f0;fill-opacity:1;fill-rule:nonzero;stroke:#646464;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       id="rect2390"
+       width="109.93036"
+       height="30"
+       x="80.069641"
+       y="570" />
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#646464;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       x="90.069641"
+       y="590"
+       id="text2392"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan2394"
+         x="90.069641"
+         y="590">MySQL</tspan></text>
+    <rect
+       y="570"
+       x="200.06964"
+       height="30"
+       width="109.93036"
+       id="rect2396"
+       style="opacity:1;color:#000000;fill:#f0f0f0;fill-opacity:1;fill-rule:nonzero;stroke:#646464;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate" />
+    <text
+       sodipodi:linespacing="100%"
+       id="text2398"
+       y="590"
+       x="210.06964"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#646464;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       xml:space="preserve"><tspan
+         y="590"
+         x="210.06964"
+         id="tspan2400"
+         sodipodi:role="line">SQLite</tspan></text>
+    <rect
+       y="570"
+       x="320.06964"
+       height="30"
+       width="179.93036"
+       id="rect2402"
+       style="opacity:1;color:#000000;fill:#e6e6e6;fill-opacity:1;fill-rule:nonzero;stroke:#000000;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate" />
+    <text
+       sodipodi:linespacing="100%"
+       id="text2404"
+       y="590"
+       x="330.06964"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;color:#000000;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       xml:space="preserve"><tspan
+         id="tspan2406"
+         y="590"
+         x="330.06964"
+         sodipodi:role="line">Filesystem (and Git)</tspan></text>
+    <rect
+       y="470"
+       x="510"
+       height="30"
+       width="90"
+       id="rect2426"
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#646464;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate" />
+    <text
+       sodipodi:linespacing="100%"
+       id="text2428"
+       y="490"
+       x="520"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#646464;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       xml:space="preserve"><tspan
+         id="tspan2430"
+         y="490"
+         x="520"
+         sodipodi:role="line">Any back-end</tspan></text>
+    <rect
+       style="color:#000000;fill:#f0f0f0;fill-opacity:1;fill-rule:nonzero;stroke:#646464;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       id="rect2432"
+       width="89.930359"
+       height="30"
+       x="510.06964"
+       y="570" />
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#646464;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       x="520.06964"
+       y="590"
+       id="text2434"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         x="520.06964"
+         y="590"
+         id="tspan2436">Anything</tspan></text>
+    <rect
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#646464;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       id="rect5345"
+       width="560"
+       height="90"
+       x="60"
+       y="430" />
+    <text
+       sodipodi:linespacing="100%"
+       id="text5347"
+       y="450"
+       x="70"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#646464;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       xml:space="preserve"><tspan
+         y="450"
+         x="70"
+         id="tspan5349"
+         sodipodi:role="line">Common database API</tspan></text>
+    <rect
+       y="380"
+       x="60"
+       height="30"
+       width="560"
+       id="rect5351"
+       style="color:#000000;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#000000;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate" />
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;color:#000000;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       x="70"
+       y="400"
+       id="text6330"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan6332"
+         x="70"
+         y="400">Server networking</tspan></text>
+    <rect
+       ry="0"
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#000000;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       id="rect6334"
+       width="390"
+       height="30"
+       x="80"
+       y="180" />
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       x="90"
+       y="200"
+       id="text6336"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan6338"
+         x="90"
+         y="200">Network back-end</tspan></text>
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:italic;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:100%;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Sans"
+       x="250"
+       y="200"
+       id="text6352"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan6354"
+         x="250"
+         y="200">Systematiki.Database.TCPNetwork</tspan></text>
+    <text
+       sodipodi:linespacing="100%"
+       id="text6356"
+       y="160"
+       x="270"
+       style="font-size:12px;font-style:italic;font-variant:normal;font-weight:normal;font-stretch:normal;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#646464;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       xml:space="preserve"><tspan
+         y="160"
+         x="270"
+         id="tspan6358"
+         sodipodi:role="line">(Systematiki.Database.Interface)</tspan></text>
+    <rect
+       y="140"
+       x="60"
+       height="90"
+       width="430"
+       id="rect6366"
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#646464;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate" />
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#646464;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       x="70"
+       y="160"
+       id="text6368"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan6370"
+         x="70"
+         y="160">Common database API</tspan></text>
+    <rect
+       y="90"
+       x="60"
+       height="30"
+       width="430"
+       id="rect6374"
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#000000;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       ry="0" />
+    <text
+       sodipodi:linespacing="100%"
+       id="text6376"
+       y="110"
+       x="70"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       xml:space="preserve"><tspan
+         y="110"
+         x="70"
+         id="tspan6378"
+         sodipodi:role="line">PyGTK GUI</tspan></text>
+    <text
+       sodipodi:linespacing="100%"
+       id="text6380"
+       y="110"
+       x="230"
+       style="font-size:12px;font-style:italic;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:100%;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Sans"
+       xml:space="preserve"><tspan
+         y="110"
+         x="230"
+         id="tspan6382"
+         sodipodi:role="line">Systematiki.Client.</tspan></text>
+    <path
+       style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;marker-end:url(#Arrow2Mend);stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+       d="M 440,410 L 440,470"
+       id="path7353"
+       sodipodi:nodetypes="cc" />
+    <path
+       id="path8526"
+       d="M 440,310 L 440,380"
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:evenodd;stroke:#000000;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:url(#Arrow2Mend);stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       sodipodi:nodetypes="cc" />
+    <path
+       sodipodi:nodetypes="cc"
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:evenodd;stroke:#000000;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:url(#Arrow2Mend);stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       d="M 440,500 L 440,570"
+       id="path9497" />
+    <path
+       sodipodi:nodetypes="cc"
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:evenodd;stroke:#000000;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:url(#Arrow2Mend);stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       d="M 240,210 L 240,280"
+       id="path9499" />
+    <path
+       sodipodi:nodetypes="cc"
+       id="path9501"
+       d="M 240,120 L 240,180"
+       style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;marker-end:url(#Arrow2Mend);stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" />
+    <text
+       xml:space="preserve"
+       style="font-size:18px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:100%;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Sans"
+       x="20"
+       y="30"
+       id="text9503"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan9505"
+         x="20"
+         y="30">Systematiki TCP Networking Architecture</tspan></text>
+  </g>
+</svg>
diff --git a/Documentation/architecture-tcp-net.svg b/Documentation/architecture-tcp-net.svg
new file mode 100644
index 0000000..86e61e2
--- /dev/null
+++ b/Documentation/architecture-tcp-net.svg
@@ -0,0 +1,521 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://web.resource.org/cc/"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="680"
+   height="620"
+   id="svg2"
+   sodipodi:version="0.32"
+   inkscape:version="0.45"
+   version="1.0"
+   sodipodi:docbase="/data-fr/home-fr/Software/systematiki/Documentation"
+   sodipodi:docname="architecture-2.svg"
+   inkscape:output_extension="org.inkscape.output.svg.inkscape"
+   inkscape:export-filename="/data-fr/home-fr/Software/systematiki/Documentation/architecture.png"
+   inkscape:export-xdpi="90"
+   inkscape:export-ydpi="90">
+  <defs
+     id="defs4">
+    <marker
+       inkscape:stockid="Arrow2Lend"
+       orient="auto"
+       refY="0"
+       refX="0"
+       id="Arrow2Lend"
+       style="overflow:visible">
+      <path
+         id="path8494"
+         style="font-size:12px;fill-rule:evenodd;stroke-width:0.625;stroke-linejoin:round"
+         d="M 8.7185878,4.0337352 L -2.2072895,0.016013256 L 8.7185884,-4.0017078 C 6.97309,-1.6296469 6.9831476,1.6157441 8.7185878,4.0337352 z "
+         transform="matrix(-1.1,0,0,-1.1,-1.1,0)" />
+    </marker>
+    <marker
+       inkscape:stockid="Arrow2Mend"
+       orient="auto"
+       refY="0"
+       refX="0"
+       id="Arrow2Mend"
+       style="overflow:visible">
+      <path
+         id="path8488"
+         style="font-size:12px;fill-rule:evenodd;stroke-width:0.625;stroke-linejoin:round"
+         d="M 8.7185878,4.0337352 L -2.2072895,0.016013256 L 8.7185884,-4.0017078 C 6.97309,-1.6296469 6.9831476,1.6157441 8.7185878,4.0337352 z "
+         transform="scale(-0.6,-0.6)" />
+    </marker>
+    <marker
+       inkscape:stockid="TriangleOutM"
+       orient="auto"
+       refY="0"
+       refX="0"
+       id="TriangleOutM"
+       style="overflow:visible">
+      <path
+         id="path8414"
+         d="M 5.77,0 L -2.88,5 L -2.88,-5 L 5.77,0 z "
+         style="fill-rule:evenodd;stroke:#000000;stroke-width:1pt;marker-start:none"
+         transform="scale(0.4,0.4)" />
+    </marker>
+  </defs>
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     gridtolerance="10000"
+     guidetolerance="10"
+     objecttolerance="10"
+     inkscape:pageopacity="0.0"
+     inkscape:pageshadow="2"
+     inkscape:zoom="1"
+     inkscape:cx="340"
+     inkscape:cy="310"
+     inkscape:document-units="px"
+     inkscape:current-layer="layer1"
+     showgrid="true"
+     inkscape:grid-points="true"
+     inkscape:grid-bbox="false"
+     width="680px"
+     height="620px"
+     inkscape:window-width="1024"
+     inkscape:window-height="693"
+     inkscape:window-x="0"
+     inkscape:window-y="25" />
+  <metadata
+     id="metadata7">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer"
+     id="layer1">
+    <rect
+       y="470"
+       x="80"
+       height="30"
+       width="110"
+       id="rect4246"
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#646464;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       ry="0" />
+    <text
+       sodipodi:linespacing="100%"
+       id="text4248"
+       y="490"
+       x="90"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#646464;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       xml:space="preserve"><tspan
+         y="490"
+         x="90"
+         id="tspan4250"
+         sodipodi:role="line">MySQL back-end</tspan></text>
+    <rect
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#646464;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       id="rect3165"
+       width="110"
+       height="30"
+       x="200"
+       y="470" />
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#646464;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       x="210"
+       y="490"
+       id="text3153"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan3155"
+         x="210"
+         y="490">SQLite back-end</tspan></text>
+    <rect
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#000000;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       id="rect3167"
+       width="180"
+       height="30"
+       x="320"
+       y="470" />
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       x="330"
+       y="490"
+       id="text3157"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         x="330"
+         y="490"
+         id="tspan3161">Filesystem (and Git) back-end</tspan></text>
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:italic;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:100%;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Sans"
+       x="390"
+       y="400"
+       id="text4390"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan4392"
+         x="390"
+         y="400">Systematiki.Networking.TCPServer</tspan></text>
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:italic;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:100%;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Sans"
+       x="280"
+       y="70"
+       id="text4398"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         x="280"
+         y="70"
+         id="tspan4409">systematiki.py (or any other client)</tspan></text>
+    <text
+       sodipodi:linespacing="100%"
+       id="text4421"
+       y="450"
+       x="460"
+       style="font-size:12px;font-style:italic;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:100%;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Sans"
+       xml:space="preserve"><tspan
+         y="450"
+         x="460"
+         id="tspan4423"
+         sodipodi:role="line">Systematiki.Database.*</tspan></text>
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:italic;font-variant:normal;font-weight:normal;font-stretch:normal;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#646464;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       x="230"
+       y="450"
+       id="text4405"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan4407"
+         x="230"
+         y="450">(Systematiki.Database.Interface)</tspan></text>
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:italic;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:100%;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Sans"
+       x="520"
+       y="360"
+       id="text4413"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan4415"
+         x="520"
+         y="360">systematikid.py</tspan></text>
+    <rect
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#000000;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       id="rect2331"
+       width="470"
+       height="200"
+       x="40"
+       y="50" />
+    <text
+       sodipodi:linespacing="100%"
+       id="text2333"
+       y="70"
+       x="50"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:100%;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Sans"
+       xml:space="preserve"><tspan
+         y="70"
+         x="50"
+         id="tspan2335"
+         sodipodi:role="line">Systematiki Client</tspan></text>
+    <rect
+       y="280"
+       x="20"
+       height="30"
+       width="640"
+       id="rect2372"
+       style="color:#000000;fill:#e6e6e6;fill-opacity:1;fill-rule:nonzero;stroke:#000000;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate" />
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:100%;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Sans"
+       x="30"
+       y="300"
+       id="text2374"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan2376"
+         x="30"
+         y="300">Network</tspan></text>
+    <rect
+       y="340"
+       x="40"
+       height="200"
+       width="600"
+       id="rect2378"
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#000000;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       ry="0" />
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:100%;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Sans"
+       x="50"
+       y="360"
+       id="text2384"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan2386"
+         x="50"
+         y="360">Systematiki Server</tspan></text>
+    <rect
+       style="opacity:1;color:#000000;fill:#f0f0f0;fill-opacity:1;fill-rule:nonzero;stroke:#646464;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       id="rect2390"
+       width="109.93036"
+       height="30"
+       x="80.069641"
+       y="570" />
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#646464;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       x="90.069641"
+       y="590"
+       id="text2392"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan2394"
+         x="90.069641"
+         y="590">MySQL</tspan></text>
+    <rect
+       y="570"
+       x="200.06964"
+       height="30"
+       width="109.93036"
+       id="rect2396"
+       style="opacity:1;color:#000000;fill:#f0f0f0;fill-opacity:1;fill-rule:nonzero;stroke:#646464;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate" />
+    <text
+       sodipodi:linespacing="100%"
+       id="text2398"
+       y="590"
+       x="210.06964"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#646464;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       xml:space="preserve"><tspan
+         y="590"
+         x="210.06964"
+         id="tspan2400"
+         sodipodi:role="line">SQLite</tspan></text>
+    <rect
+       y="570"
+       x="320.06964"
+       height="30"
+       width="179.93036"
+       id="rect2402"
+       style="opacity:1;color:#000000;fill:#e6e6e6;fill-opacity:1;fill-rule:nonzero;stroke:#000000;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate" />
+    <text
+       sodipodi:linespacing="100%"
+       id="text2404"
+       y="590"
+       x="330.06964"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;color:#000000;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       xml:space="preserve"><tspan
+         id="tspan2406"
+         y="590"
+         x="330.06964"
+         sodipodi:role="line">Filesystem (and Git)</tspan></text>
+    <rect
+       y="470"
+       x="510"
+       height="30"
+       width="90"
+       id="rect2426"
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#646464;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate" />
+    <text
+       sodipodi:linespacing="100%"
+       id="text2428"
+       y="490"
+       x="520"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#646464;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       xml:space="preserve"><tspan
+         id="tspan2430"
+         y="490"
+         x="520"
+         sodipodi:role="line">Any back-end</tspan></text>
+    <rect
+       style="color:#000000;fill:#f0f0f0;fill-opacity:1;fill-rule:nonzero;stroke:#646464;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       id="rect2432"
+       width="89.930359"
+       height="30"
+       x="510.06964"
+       y="570" />
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#646464;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       x="520.06964"
+       y="590"
+       id="text2434"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         x="520.06964"
+         y="590"
+         id="tspan2436">Anything</tspan></text>
+    <rect
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#646464;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       id="rect5345"
+       width="560"
+       height="90"
+       x="60"
+       y="430" />
+    <text
+       sodipodi:linespacing="100%"
+       id="text5347"
+       y="450"
+       x="70"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#646464;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       xml:space="preserve"><tspan
+         y="450"
+         x="70"
+         id="tspan5349"
+         sodipodi:role="line">Common database API</tspan></text>
+    <rect
+       y="380"
+       x="60"
+       height="30"
+       width="560"
+       id="rect5351"
+       style="color:#000000;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#000000;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate" />
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;color:#000000;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       x="70"
+       y="400"
+       id="text6330"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan6332"
+         x="70"
+         y="400">Server networking</tspan></text>
+    <rect
+       ry="0"
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#000000;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       id="rect6334"
+       width="390"
+       height="30"
+       x="80"
+       y="180" />
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       x="90"
+       y="200"
+       id="text6336"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan6338"
+         x="90"
+         y="200">Network back-end</tspan></text>
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:italic;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:100%;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Sans"
+       x="250"
+       y="200"
+       id="text6352"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan6354"
+         x="250"
+         y="200">Systematiki.Database.TCPNetwork</tspan></text>
+    <text
+       sodipodi:linespacing="100%"
+       id="text6356"
+       y="160"
+       x="270"
+       style="font-size:12px;font-style:italic;font-variant:normal;font-weight:normal;font-stretch:normal;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#646464;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       xml:space="preserve"><tspan
+         y="160"
+         x="270"
+         id="tspan6358"
+         sodipodi:role="line">(Systematiki.Database.Interface)</tspan></text>
+    <rect
+       y="140"
+       x="60"
+       height="90"
+       width="430"
+       id="rect6366"
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#646464;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate" />
+    <text
+       xml:space="preserve"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#646464;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       x="70"
+       y="160"
+       id="text6368"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan6370"
+         x="70"
+         y="160">Common database API</tspan></text>
+    <rect
+       y="90"
+       x="60"
+       height="30"
+       width="430"
+       id="rect6374"
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#000000;stroke-width:0.99999994px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       ry="0" />
+    <text
+       sodipodi:linespacing="100%"
+       id="text6376"
+       y="110"
+       x="70"
+       style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:condensed;text-indent:0;text-align:start;text-decoration:none;line-height:100%;letter-spacing:normal;word-spacing:normal;text-transform:none;direction:ltr;block-progression:tb;writing-mode:lr-tb;text-anchor:start;opacity:1;color:#000000;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:none;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate;font-family:Sans"
+       xml:space="preserve"><tspan
+         y="110"
+         x="70"
+         id="tspan6378"
+         sodipodi:role="line">PyGTK GUI</tspan></text>
+    <text
+       sodipodi:linespacing="100%"
+       id="text6380"
+       y="110"
+       x="230"
+       style="font-size:12px;font-style:italic;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:100%;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Sans"
+       xml:space="preserve"><tspan
+         y="110"
+         x="230"
+         id="tspan6382"
+         sodipodi:role="line">Systematiki.Client.</tspan></text>
+    <path
+       style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;marker-end:url(#Arrow2Mend);stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+       d="M 440,410 L 440,470"
+       id="path7353"
+       sodipodi:nodetypes="cc" />
+    <path
+       id="path8526"
+       d="M 440,310 L 440,380"
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:evenodd;stroke:#000000;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:url(#Arrow2Mend);stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       sodipodi:nodetypes="cc" />
+    <path
+       sodipodi:nodetypes="cc"
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:evenodd;stroke:#000000;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:url(#Arrow2Mend);stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       d="M 440,500 L 440,570"
+       id="path9497" />
+    <path
+       sodipodi:nodetypes="cc"
+       style="opacity:1;color:#000000;fill:none;fill-opacity:1;fill-rule:evenodd;stroke:#000000;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;marker:none;marker-start:none;marker-mid:none;marker-end:url(#Arrow2Mend);stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+       d="M 240,210 L 240,280"
+       id="path9499" />
+    <path
+       sodipodi:nodetypes="cc"
+       id="path9501"
+       d="M 240,120 L 240,180"
+       style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;marker-end:url(#Arrow2Mend);stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" />
+    <text
+       xml:space="preserve"
+       style="font-size:18px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:100%;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Sans"
+       x="20"
+       y="30"
+       id="text9503"
+       sodipodi:linespacing="100%"><tspan
+         sodipodi:role="line"
+         id="tspan9505"
+         x="20"
+         y="30">Systematiki TCP Networking Architecture</tspan></text>
+  </g>
+</svg>
-- 
2.11.4.GIT