change spinner to textfield, add validator

fning
Merge remote-tracking branch 'origin/feature/Iteration-5-dev-top-progress-bar' into Iteration-5-dev

Conflicts:
	PlanningPoker/src/edu/wpi/cs/wpisuitetng/modules/planningpoker/view/buttons/SuperButton.java
	PlanningPoker/src/edu/wpi/cs/wpisuitetng/modules/planningpoker/view/voting/VotingButtonPanel.java
Merge branch 'Iteration-5-dev' of https://github.com/alexbragdon/wpi-suite into Iteration-5-dev