Suggestion: Keyboard Shortcuts for Spectators

In particular, I would love for some keyboard shortcuts to swap between player views.

Since ctrl+# is for control groups and is only used when controlling units, let's use those.

ctrl+# would switch the camera view to only show player/team #.

And ctrl+` would reveal all players.

It would also be really nice if zoom to combat worked for spectators.

And while we're on this topic, it'd be great if spectators had notifications for key events. Possibly for combat, but definitely for things like nuclear missile launcher being built, and Halleys, and Catalysts. And when Commanders are under attack! Just all of those important events that we should be aware of and paying attention to.

that would make speculating easier, that is to control