Extracted the simulation controls into the HUD as proper buttons
Something broken with the GUI buttons.

Merge branch 'working' of github.com:alexandercrichton/inn690 into working

Conflicts:
	Unity Project/Assets/Scripts/UserInteraction.cs
	Unity Project/Unity Project-csharp.sln
	Unity Project/Unity Project.sln
	YAWL/veis_java_socket_server/veis/ListennedLog.txt
Buttons working again. Back on track.