go up recursively in the view controller hierarchy and return the first reveal controller
Remove old whitespace.
Rename variable to avoid shadowing.
Fix newlines
Remove deprecated autorotation support.
Add support for PKRevealControllerPresentation:
Delivers lifecycle events when a controller is shown or hidden.
added getters for the min/max widths that can be assigned to left and right view controllers
Add enable/disable properties for gesture recognizers.