Only update player stats table when something changes.
Datatables only update when data changes.
Throttle display of titles so they are only updated once.
Throttle all computeds so that they are only updated once per refresh.
Removed dataset.id from league_content.
Updated TODO
Progress on redirects/error messages in bbgmView
More complete error/redirect handling with bbgmView.
Fixed links in league history view. Redirect to default negotiation from play menu if not resigning players. Don't refresh player view for retired players.
More robust checking for the presence of IndexedDB
Got rid of g.realtimeUpdate, since Knockout has replaced it.