updated for Xcode4.6
get a grip on the ViewController
Merge pull request #8 from jesuisbonbon/master

added showWithContentViewController::
added comments for the new methods, updated the view controller method variable name, and added a dealloc just in case
took a page from SVProgressHUD and removed the window. The view is now added to the app's key window to avoid problems with having multiple windows
Revert "took a page from SVProgressHUD and removed the window. The view is now added to the app's key window to avoid problems with having multiple windows"

This reverts commit fdb9c6ed8a6f7ca15eeb5fb421a49f5eae0d30a0.
Fixed typemismatch introduced in Xcode 4.6.1
Merge pull request #10 from kimar/master

Fixed type mismatch warning introduced in Xcode 4.6.1
switching to instancetype
adding typedef to NS_ENUM and removing enum