Add README file placeholder
Add Xcode workspaces
Add basic frameworks

All frameworks will be located under the Frameworks dir as git
submodules, some of the frameworks will be set to specific releases
(versions == git tags or specific commit SHAs).

Frameworks/Alamofire - https://github.com/Alamofire/Alamofire (HTTP networking)
Frameworks/Nimble - https://github.com/Quick/Nimble (Testing)
Frameworks/Quick - https://github.com/Quick/Quick (Testing)
Frameworks/SWXMLHash - https://github.com/drmohundro/SWXMLHash (XML utils)
Frameworks/SwiftyJSON - https://github.com/SwiftyJSON/SwiftyJSON (JSON utils)