Changed uSound.pas so that music will still play if music is enabled and sound is disabled. Effectively, isSoundEnabled represents only sound effects and does not include music (and I have replaced the places where both are concerned with a logical combination of the two). Still need to figure out why isSEBackup is used and if my changes affect it.

Show who's in game to spectators

Cleaned up frontend options a bit and added a couple WhatsThis messages.

kinda treat graves like hedgehogs for the purpose of looking up hog info

"Registered users only" room flag

Removed redundant "enable"s on checkboxes and variable names.