BUGFIX: fixed misplaced actionButton in Uploads view on iPad
Fix and update Podspec

Pod spec lint was failing for ShareKit/NoARC
Merge pull request #910 from rivera-ernesto/fix_podspec

Fix and update Podspec
NEW FEATURE: fixes #911. Added SHKSharerDelegateSubclass config option.
Fix warning: Incompatible pointer to integer conversion initializing 'BOOL' (aka 'signed char') with an expression of type 'NSString *'
Merge pull request #913 from rivera-ernesto/fix_warning

Fix warning
NEW FEATURE: Flickr sharer now uses SSL http://code.flickr.net/2014/04/30/flickr-api-going-ssl-only-on-june-27th-2014/
BUGFIX: Doc change - Facebook app id is required also in iOS sharer. Fixes #914
BUGFIX: update already saved NSUserDefaults favourite sharers key with new SHKiOSTwitter or SHKiOSFacebook sharers. Fixes #885
BUGFIX: added alert if user wants to share on iOS sharer but disallowed access in Settings. Fixes #915
NEW FEATURE: URL share now asynchronously downloads and displays thumbnail image of item.URLPictureURI or item.URL itself. The latter if SHKURLContentTypeImage is set. Fixes #867