Added separate classes for token requests
Cleaned up SDK package structure
More refactoring for token requests
Added api request classes and user class
More refactoring of SDK
Added facebook token request
Added more errorhandling to facebook request
Major refactoring of SDK
Added test module for SDK
Updated example app to work with new SDK version
Added custom testrunner for tests
Updated example app pom
Added native example app
Added facebook example app
Added repository for facebook sdk to project pom
Updated SDK pom