Merge pull request #52 from literator/master

Added initializer macro using selector.
Removing initialier macro duplication
Added 'Include framework' under CocoaPod instructions.
Merge pull request #53 from AgileMantis/master

Added 'Include framework' under CocoaPod instructions.
Updated documentation for JSObjectionProvider interface and signature
Merge pull request #54 from AgileMantis/master

Updated documentation for JSObjectionProvider interface and signature