Fixes iPhone 5 Default image being in the wrong folder.
Fixes placing the popup above keyboard on iOS 6.
Improve drawing efficiency of DZPopupControllerCloseButton.
Improves pop animation using smoother UIView animation. Reference the close button.
Improves drawing efficiency massively using images and rasterization.
Recants now-unused layer animation helpers. Upgrade project to Xcode warning standards.
Tag v1.4.