Added safety checks to processEvents(), which was causing problems. Also narrowed the scope of the events processed.
It can now be disabled in the interface by un-checking touch-look, which most people don't use yet.
Also, the event processing time should be limited to 1 ms.
Merge branch 'master' of https://github.com/worklist/hifi into dev4
Merge branch 'master' of https://github.com/worklist/hifi into dev4
Merge branch 'master' of https://github.com/worklist/hifi into dev4
Fixed multi-touch event loop problems by selectively processing just the touch events.
Merge pull request #623 from machinelevel/dev4

Added safety checks to processEvents(), which was causing problems. Also...