Fixes not seeing glasses through the riot helmet.
Fixes gas mask protruding from the abductor helmet.
Fixed radiation hood not hiding your hair, earpiece, mask.
Fixes colored justice hats not having an on-mob icon_stat.
Removed BLOCKHAIR bit from var/flags , moved it to flags_inv and renamed to HIDEHAIR
Added HIDEFACIALHAIR bitflag so certain hat/helmet can show just the beard.
Fixed human/update_inv_glasses not checking if our mask hides our glasses.
Fixed check_obscured_slots() not checking if our masj obscur our glasses.
Fixes some bits of flags_inv having the same value.
Fixes crusader hood and other headgear not hiding your identity when they should.
Fixes drone mask icon not appearing.
*Chickens have been refactored to be entirely interchangeable
*Rabbits have been added, they will bounce around and place eggs, even in space!
*A Rabbit Suit has been added, and can be won from opening easter eggs!
*A Easter Basket spawns in the tunnels, allowing for easy carry of Easter Eggs!
*Easter Eggs will spawn in maintenance
*Easter Baskets also spawn in maintenance.
