abstract classes and initial implementation for graph representation as a graph
tree0a3d5b271989bde7441cd83413808bb2f966c32a
-rw-r--r-- 58 .gitignore
-rw-r--r-- 985 Element.java
-rw-r--r-- 1137 Environment.java
-rw-r--r-- 176 Global.java
-rw-r--r-- 607 View.java
drwxr-xr-x - si