Support OSX computer's name.
Fixed gitignore.
Removed xcuserdata.
Merge branch 'master' into develop

Conflicts:
	RMBTController/RMBTController.xcodeproj/project.xcworkspace/xcuserdata/sonson.xcuserdatad/UserInterfaceState.xcuserstate
	RMBTReceiver/RMBTReceiver.xcodeproj/project.xcworkspace/xcuserdata/sonson.xcuserdatad/UserInterfaceState.xcuserstate