Add PlanningPokerGame controllers
Merge branch 'sbl-dev' of git://github.com/struct-by-lightning/wpi-suite into sbl-dev
Merge branch 'sbl-dev' of git://github.com/struct-by-lightning/wpi-suite into sbl-dev
Merge pull request #47 from bnurbekov/sbl-dev

Header: Adds the functionality of closing the existing new game tabs
Merge pull request #43 from bbiletch/sbl-dev

Add PlanningPokerGame controllers
Make default name for a session the current date and time
Make calendar textboxes uneditable by user to force them to use the calendar selector (will ensure that it's in the proper format)
Add initial text to calendar date boxes to tell the user that they have to use the 'Calendar' button to open the selector and pick a date
Add a check so that the session can only be created if a valid start and end date is selected
Hotfix to allow both times to be set independently
Change from both calendar dates not needing to be filled out to either to avoid the case where one is filled out and the other isn't from causing issues
Add 'Required' label to date/time.
Check to make sure the start date is before the end date.
Fix entity manager's identifier in ManagerLayer
Header: Adds changes to build file in order to be able to attach icons to new game and modify game buttons

Adds changes to build file so that we can get the path in getResource() function

Reported-by: lhnguyenduc & bnurbekov
Signed-off by: Long Nguyen <lhnguyenduc@wpi.edu> & Batyrlan Nurbekov <bnurbekov@wpi.edu>
Standardize all dates that we use to GregorianCalendars
Implement PlanningPokerGame's EntityManager
Send new game to core, and add a way to test it
Merge pull request #50 from hlong290494/sbl-dev

Changed build file and modified closable tab listener
Hotfix for internal server error