Game-mode Polish and Spectating (8/15)

• Added a new Gui management system and moved the current to the new system

• Simplified the Team-picker and Escape menu code.

• Added a "controls" section which is a primer for new players

• Redid the Entry Screen again.

• Moved the team selector to the center of the screen.

• Fixed all bugs with the mouse/team-picker getting locked up between gui states.

• Fixed an issue with scoreboard showing disconnected players.

• Added a new method for finding spectator targets.

• Spectator mode is engaged while picking a team.

• Player Stats reset correctly at the end of the game.

• Fixed a ton of stability issues and crashes.

The next update will be a while. I'm moving houses and it'll be a while until I get my internet back.Once I'm back at it I'll have a lot more development time get this all cleaned up. I'll also be addingthe master server, server browser, game-modes, and other features we'll need for the mid-September launch!