Add estimate class and list of estimates to planning poker session
Add edit session button to the planning poker session detail view
Removed double clicking of poker sessions and added functionality to the edit session button in the detail panel
Make the edit button only show on editable planning poker sessions
Add the JDatePicker library to the PlanningPoker build path
Remove unused imports from OverviewDetailPane
Fix build path and add basic date picker
Fix build path errors with JDatePicker
Remove old month dropdown code
Opening an editing planning poker session tab will now fill in the name and description fields
Update planning poker session tab validations to use the new date picker
Rearranges GUI and added checkbox so user can select no date
Makes error messages that are resolved when pushing next button not be there when the back button is pressed
Cleans up comments and removes print statements for debugging
Add javadoc comments
Switches the placement of the date picker and the time drop downs
Move deck drop down and label up to match date picker and label
Make a few updates to the GUI layout to prevent errors from overlapping field labels
Merge pull request #50 from TheTeam8s/feature-v2updateCreateGameGUI

Feature v2update create game gui
Updates the endDate checkbox if opening a new editing session