Initial work on universal navigation drawer
Finished implementation of a global navigation drawer.  Reformatted all code.
Merged in latest master.
Improvements to global navigation bar. Changed spinner in events view to use white text.
Some refactoring. Improved navigation drawer framework.
Merge pull request #63 from the-blue-alliance/universal_nav_drawer

Universal navigation drawer
Merge branch 'master' into simplify_list_keys

Conflicts:
	android/src/main/java/com/thebluealliance/androidclient/adapters/NavigationDrawerAdapter.java
	android/src/main/java/com/thebluealliance/androidclient/background/PopulateEventList.java
	android/src/main/java/com/thebluealliance/androidclient/background/PopulateTeamList.java
	android/src/main/java/com/thebluealliance/androidclient/background/event/PopulateEventAwards.java
	android/src/main/java/com/thebluealliance/androidclient/background/event/PopulateEventRankings.java
	android/src/main/java/com/thebluealliance/androidclient/background/event/PopulateEventStats.java
	android/src/main/java/com/thebluealliance/androidclient/background/event/PopulateEventTeams.java