Adds final graph
Merge remote-tracking branch 'origin/graph_finish'

Conflicts:
	Code/HealthyEatingApp/src/com/google/gwt/sample/healthyeatingapp/client/Homepage.java
	Code/HealthyEatingApp/src/com/google/gwt/sample/healthyeatingapp/server/DBConnectionServiceImpl.java
	Code/HealthyEatingApp/war/WEB-INF/classes/com/google/gwt/sample/healthyeatingapp/server/DBConnectionServiceImpl.class