Fixes bug #274 (updates overview button on button click)
Removes a comment at the end of the action listener
Updates the toolbar buttons after a game state change
Merge pull request #278 from TheTeam8s/bug-website

Bug website
Merge pull request #277 from TheTeam8s/updateOverviewButton

Update overview button
Merge pull request #280 from TheTeam8s/bug-website

Bug website
Remove duplicate users and correct styling of success message for deck votes