Tried to refactor to true MVC; ended in tragedy. Commiting in the hope that maybe I'll be able to pick this back up and finish it
Fixes many bugs, still has odd refresh problem on the main menu
Fixes the updated backend for use with the overview panel
Next stop: Working with requirements
Merge remote-tracking branch 'origin/dev' into dev-vote-update

Conflicts:
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/controllers/get/session/GetAllSessionsController.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/controllers/session/ActivateSessionController.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/controllers/session/GetClosedSessionsController.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/controllers/session/GetClosedSessionsRequestObserver.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/controllers/session/GetOpenSessionsController.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/controllers/session/GetOpenSessionsRequestObserver.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/controllers/vote/AddVoteController.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/entitymanagers/PlanningPokerVoteEntityManager.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/view/ImportRequirementsTableModel.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/view/overviews/OverviewTable.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/view/overviews/OverviewTableSessionTableModel.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/view/overviews/OverviewTreePanel.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/view/overviews/viewSessionComp/ViewSessionReqPanel.java
Merge remote-tracking branch 'origin/dev' into dev-vote-update

Conflicts:
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/controllers/req/AddRequirementController.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/controllers/req/EditRequirementDescriptionController.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/controllers/req/MoveAllRequirementsToAllController.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/controllers/req/MoveAllRequirementsToCurrentSessionController.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/controllers/req/MoveRequirementToAllController.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/controllers/req/MoveRequirementToCurrentSessionController.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/controllers/req/RetrievePlanningPokerRequirementsForSessionController.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/controllers/session/AddSessionController.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/controllers/session/GetClosedSessionsController.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/controllers/session/GetOpenSessionsRequestObserver.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/controllers/vote/AddVoteController.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/controllers/vote/GetRequirementsVotesController.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/entitymanagers/UserSessionMapEntityManager.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/models/PlanningPokerSession.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/models/PlanningPokerVote.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/view/overviews/RequirementTableModel.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/view/overviews/SessionInProgressPanel.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/view/overviews/VoteTableModel.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/view/tablemanager/RequirementTableManager.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetcw/modules/planningpoker/view/tablemanager/VoteTableManager.java
	PlanningPoker/test/edu/wpi/cs/wpisuitetcw/modules/planningpoker/entitymanagers/PlanningPokerRequirementEntityManagerTest.java
Fixes add requirement to all.
Fixes adding directly to a session.
Removes unnecessary button.
Fixes end session button so that it marks it as 'closed' instead of cancelled.
Fixes voting and disabling edit button appropriately (thanks, bensharron)