Removed trove from import order since we don't use it anymore.
Removing some static data in two packets.
Reported by @NosBit
Made it possible to build with older ant version.
Suggested By: @jurchiks
Reviewed By: @UnAfraid, @sdw-
Fix NPE error on Fort Siege
Reported by: Driad
Fix Clan Hall Sieges NPE when siege end
Reported by: Driad
Adding useful methods for AIs to the core.
Merge remote-tracking branch 'origin/master' into ertheia