Remove deprecated SDK files
Add statically compiled Box V1 SDK

This SDK is also hosted on Box: https://cloud.box.com/s/4atlh8kda0fialhrr7e8

Onecloud documentation can be found on our documentation site:
http://developers.box.com/onecloud/
Add BoxSDK sample app built on the statically compiled V1 SDK

This is also hosted on Box: https://cloud.box.com/s/jv0qs2teyynhvb048fw3
Add BoxLoginViewController

This webview handles the login process on Box

This is also hosted on Box: https://cloud.box.com/s/tegr6nqpl529uznr69es
Update readme