- supports disabling partial float
- tweak shadow for fully overlapped view controllers
- supports disabling panning for view controller
- tweak logic of calculating lastVisibleIndex
Merge pull request #39 from meiwin/master

couple of tweaks
Resolved class error in PSStackedViewDelegate

The delegate protocol currently is not inherently consisted, because UIViewController is not declared within this context.
Missing import for class

When defining a category, the base class must be imported
Merge pull request #41 from nostradani/patch-1

Resolved class error in PSStackedViewDelegate
Using iOS5 childViewControllers …

Now, event relay methods are useless. UIKit handle it :)
Merge pull request #44 from Onejjy/master

Implementation of iOS5 childViewControllers
Adding enablePopOverlapedViewOnTap feature

Adding enablePopOverlapedViewOnTap to PSStackedViewController.

When true, overlaped views (with overlap ratio under
kPSSVOverlapMinimalValueToApplyDarkRatio) do not accept touches from
user. But, when view is tapped (via UITapGestureRecognizer), the stack
is poped to this viewController.
Container height bugfix

Sometimes, PSStackedViewController do not set the good height to a
pushed viewController … Fixed.
PSSVContainerView transparentView bugfix

Sometimes, PSSVContainerView transparentView frame is not right (it do
not take the full ContainerView bounds). Fixed.
Merge pull request #45 from Onejjy/master

Bugfixes and a new feature
Fixed UINavigationController swizzling 

If PSStackedViewController was created more than once, the swizzling was 
reverted every two creations.
Merge pull request #46 from jeanregisser/fix_navigation_controller_swizzling

Fixed UIViewController.navigationController swizzling
Fixed an issue where the view's size was not correct when starting the app in portrait and then rotating to landscape.
Fixed a parameter name.
Merge pull request #47 from siancu/master

Wrong view size when rotating
fixed small drag to right not working, as offset in UIGestureRecognizerStateBegan always was 0 (at least in iOS 7)
Merge pull request #53 from fabb/master

fixed small drag to right not working, as offset in UIGestureRecognizerStateBegan always was 0
added property to disable "fast" panning with 1px finger moves, but always enable snapping to nearest
fixed menu floatIndex calculation