Merge branch 'master' of https://github.com/worklist/hifi into dev4
Fixed two-finger touch delay, and all other hidden event-pile-up.
Added a processEvents() call in the idle, because otherwise calling idle updates starves the event handlers.
Fixed two-finger touch delay, and all other hidden event-pile-up.
Added a processEvents() call in the idle, because otherwise calling idle updates starves the event handlers.
Virtual method warning removal.
Warning was "Delete called on HifiLeapListener that has virtual functions but non-virtual destructor"
Merge pull request #618 from machinelevel/dev4

Fixed two-finger touch delay, and all other hidden event-pile-up.
remove fvversioncomparator from headers passed to qt4