changed icons

Licence creative commons.
Source : http://www.iconfinder.com/icondetails/132550/24/bee_icon
Original author : Aha-Soft - http://www.aha-soft.com
credits for icon
Send an "abort" command if no log message has been entered (fixes #1).
require the map to be saved before action
require the map to be saved before action
v0.4 changelog
removed scripts content
added todo
moved releases to sourceforce