Migrated to ARC
Added popoverLayoutMargins property to WEPopoverController
Fixed bug where arrow image did not occur anymore due to refactoring for ARC
Minor fix
Fixed containerview frame calculations
Added rotation support and support for delegate method - (void)popoverController:(WEPopoverController *)popoverController willRepositionPopoverToRect:(inout CGRect *)rect inView:(inout UIView **)view
Merge branch 'master' of git://github.com/werner77/WEPopover