Change to Leave game

https://trello.com/c/fnCs2cfc
Progress on various Leave Game cases

https://trello.com/c/fnCs2cfc
Changes to SignalR connections
Leaving game

Fixes for leaving game references #17
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Fixes for updating lobby javascript error
Leave Game

Progress on #17 Item 3
Progress on #17 Item 3
Progress on #27 Item 1
Progress on #17 Item 1
Closes #27

Fix for Item 2
Merge remote-tracking branch 'origin/master' into LeaveGame
Merge pull request #28 from kwmcrell/LeaveGame

Leave game