Replace all the System.out.println with logger.log
Merge branch 'dev' of https://github.com/cs3733bdt/wpi-suite into dev

# By Jonathan Leitschuh (8) and others
# Via Jonathan Leitschuh (2) and others
* 'dev' of https://github.com/cs3733bdt/wpi-suite:
  cleans up TODO comments
  Add checking for adding duplicate entry into a model. Justin Jonathan
  Fixes a bug where the Observeable model would not clear changes after making changes
  Re adds the equals and hash code methods
  Lowered the logger message output to info instead of warnings
  Updates the tests for the game model to check for changes
  Updates invalid tests
  Removes an unessarary test in the PPRequirement Test
  Has all setters now call notify observers in order to prevent database lockout conditions
  Cleans the input on the logger message for the abstract storage model

Conflicts:
	PlanningPoker/src/edu/wpi/cs/wpisuitetng/modules/planningpoker/game/models/Game.java