index rebuilding is 100 times faster now. no, really! ~10000 articles in ~40MB file...
tree6372d89efbbcb44dfba5925ad26be2933fac89d2
-rw-r--r-- 32757 account.d
-rw-r--r-- 4545 addrbook.d
-rw-r--r-- 72746 chiroptera.d
drwxr-xr-x - databin
-rw-r--r-- 21310 editor.d
-rw-r--r-- 17986 egfx.d
-rw-r--r-- 39156 egui.d
-rw-r--r-- 16065 egui_dialogs.d
-rw-r--r-- 12302 filterengine.d
-rw-r--r-- 19845 folder.d
-rw-r--r-- 13989 hitwit.d
drwxr-xr-x - maildb
drwxr-xr-x - unused