prevent forged node messages
admin socket

not really used yet, but will allow admins live views into the operation
Merge branch 'dev' of github.com:Persnickety/MMODG
Merge branch 'dev' of github.com:Persnickety/MMODG
use JSON strings in postMessage for IE compatibility
way to keep attendance records (for user achievements)
Merge branch 'dev' of github.com:Persnickety/MMODG

Conflicts:
	application/views/admin/admin_view.php