Added doc comments to server side voting API.
There is now a 4 minute delay between creating votes of the same type.
Shuffled some code around.
Made a StandardVoteType enum instead of string IDs.
* GameTicker turned into an EntitySystem
* Turns ClientGameTicker into an EntitySystem, turn NetMessages into events
* Change event names to be more consistent with the rest.
* YAML linter uses the dummy gameticker CVar override.
* Fix game ticker initialization order
* Dummy ticker won't spawn players.
* Fix character creation test
