Option to disable main VC interaction while open
Delegate can dictate if reveal should begin
Add tap to close
Disable peek by default, fix logic for reveal offset
Proper child containment
Fix bug with location offset logic
Re-expose pan gesture but don't allow delegate to be set
Merge pull request #2 from Raizlabs/PreventInteractionWhileOpen

Interaction Fixes and other cleanup
Added License file.
Merge remote-tracking branch 'origin/master' into iOS7_Bounce

Conflicts:
	RZRevealViewController/RZRevealViewController.h
	RZRevealViewController/RZRevealViewController.m