perbaikan bug di workspace
Merge branch 'master' of https://github.com/fatkhank/ppla03.git

Conflicts:
	android/src/com/ppla03/collapaint/CanvasSynchronizer.java
	android/src/com/ppla03/collapaint/CanvasView.java
	android/src/com/ppla03/collapaint/conn/ParticipantManager.java
	android/src/com/ppla03/collapaint/ui/WorkspaceActivity.java