Change the icon of the date selector for new games a calendar icon
Author: quan1992
Merge branch 'GUI-fixes' of https://github.com/dbeckwith/wpi-suite into GUI-fixes

Conflicts:
	PlanningPoker/src/edu/wpi/cs/wpisuitetng/modules/planningpoker/view/main/NewGameDescriptionPanel.java

fix merge conflicts
Author: quan1992