Fixed FacebookTest - updated references to Facebook SDK files so that it compiles
Merge pull request #197 from greenwoodcm/master

Fixed build error in FacebookTest
XMPPIDTracker numberOfIDs API
Merge branch 'master' of https://github.com/robbiehanson/XMPPFramework
XEP-0066: Out of Band Data

Fixes #196
Code Clean Up and Convenience Methods