RespawnEggs

Added /respawn command

all commands

respawneggs.egg (required to use /egg for yourself, every player has this by default)
respawneggs.egg.others (required to use /egg for other players, only OP players have this by default)


respawneggs.respawn.* (give full access to the /respawn command, only OP players have this by default)
respawneggs.respawn (required to use /respawn for yourself, only OP players have this by default)
respawneggs.respawn.others (required to use /respawn for other players, only OP players have this by default)```