Added top comments, updated UML
Merge remote-tracking branch 'origin/bryce'
Generated Javadoc for the project
Updated Javadoc and comment formatting
Added comments to methods.
Added Javadoc comments
Updated Javadoc.
Updated UML.
Moved the Javadoc to the doc folder
Merge branch 'master' of https://github.com/CMPUT301W14T05/Team5GeoTopics

Conflicts:
	GeoTopicsActivity/src/ca/ualberta/cs/team5geotopics/Cache.java
Merge branch 'master' into matt

Conflicts:
	GeoTopicsActivity/src/ca/ualberta/cs/team5geotopics/Cache.java