Add moveFieldToNode to ActivityNode
Merge branch 'activity-unity-tests' of github.com:CarlosManias/SocialSDK into activity-unit-tests
Merge remote-tracking branch 'ben/activity-unit-tests' into activity-unity-tests
Changed name of moveFieldToNode method

removed isValidResponse in favour of checkResponseCode
Merge branch 'activity-unity-tests' of github.com:CarlosManias/SocialSDK into activity-unit-tests
Unit test is now calling moveFieldToEntry