adding explicit __autorelease to delegate method to keep the compiler happy.

Author: hsoi

WYPopoverController/WYPopoverController.h

@@ -146,6 +146,6 @@ typedef NS_OPTIONS(NSUInteger, WYPopoverAnimationOptions) {
 
 - (void)popoverControllerDidDismissPopover:(WYPopoverController *)popoverController;
 
-- (void)popoverController:(WYPopoverController *)popoverController willRepositionPopoverToRect:(inout CGRect *)rect inView:(inout UIView **)view;
+- (void)popoverController:(WYPopoverController *)popoverController willRepositionPopoverToRect:(inout CGRect *)rect inView:(inout UIView * __autoreleasing *)view;
 
 @end