Fixed some sorting tests.
Implemented and tested sorting comments in a thread according to score.
Added sorting comments in a Thread based on the current value of the
Thread's sortLoc GeoLocation.
Fixed missing break statement in Thread.sortComments(int).
Minor organizational changes to test files.
End of work session commit. Bugs in sorting threads by score, all locations
seem to be identical.
Updatng Javadoc comments.
Merge branch 'master' of https://github.com/CMPUT301W14T08/GeoChan

Conflicts:
	GeoChan/src/ca/ualberta/cmput301w14t08/geochan/models/GeoLocation.java
Updating javadocs.
Continuing to work on Javadocs and UML updating.
Still updating javadocs and UML.
Continuing to update UML.
Still updating UML.
Continuing work on UML.
Updated the overview UML class diagram.
Finished model UML diagram.
Finished view and controller uml class diagram.
Fixed type in model and view uml class diagram.
Implemented sorting threads by relevance/user score. Successfully tested.
Implemented and tested sorting threads by location proximity.