SHKGooglePlus subspec
Merge branch 'master' into googleplusFramework
NEW FEATURE: Google+ added to ShareKit podspec
NEW FEATURE: update pod spec for google+
NEW FEATURE: SHKPhotoAlbum accepts image and video files + saves metadata
Merge branch 'googleplusFramework'

* googleplusFramework:
  NEW FEATURE: update pod spec for google+
  NEW FEATURE: Google+ added to ShareKit podspec
  SHKGooglePlus subspec
COCOAPODS: new podspec v2.4.6 with google+ sharer