Add an ability for administrators to register arbitrary people

At any time, any person. With great power comes great responsibility
Merge branch 'master' of heroku.com:hvz-cedar

* 'master' of heroku.com:hvz-cedar:
  Fixed heatmap to work for old games. Removed unnecessary compass initializer
Add the views for Admin Registration

I always forget to include the views. I should write a git hook for
that.
Don't choke the squad page if someone's person entry has been deleted
Fix admin registration in the event that they have logged in before
Use local time for the tags#create page
Prohibit players from changing their names once the game begins

C'mon guys, this is getting out-of-hand...
Used the zoned time for Game.now

This is so CheckIn, which uses the hour of the current time to determine
the CheckIn ability will correctly validate
All non-admins to change their phone number but not their name
Fixed tags at 0 0 in heatmap, and fixed bug with tag tree
block heatmap