Improve check for valid website
Update FoundationKit reference
Fix conversion warnings on XCode 5.1
No need to specify all_load
Return id instead of UIView* for hierarchy methods s.t. the caller doesn't need to cast
Add category to find first responder
CFNotificationCenterPostNotification doesn't work anymore to simulate a memory warning
Silence performSelector-warning
New method to create an image with a given color and corner radius
Merge branch 'master' of https://github.com/foundationkit/iOSKit

Conflicts:
	FoundationKit