As of last dev update:
10-02-2015
EXE rev. 129214 (game)
EXE rev. 129214 (launcher)
Size: ~132 MB
owner command is returning invalid clientIDs (such as 4.21264e+008, 1.80731e+008) which breaks setGroupOwner.
Before update, clientIDs were whole numbers (1,2,3,4,5,etc) {F25561}