cors headers for cross origin sse
cors for server sent events.
Merge pull request #32 from paulgrock/sseCors

Cross origin for SSE
Merge branch 'dev' into unminifiedJS

* dev:
  cors for server sent events.
  cors headers for cross origin sse
hacky way around not returning game data with update

now we're fetching the events.json endpoint when a game is updated and
passing that response to app.notify to send to connected servers.
awesome.
forgot to add game action td js