Kickbots and Addbots added to server.

Enhmod back at server, this time with a few extra commands.
Kickbots - kicks off all the bots, currently they do not return so you have to add them back manually before you leave.
Addbots commands to add back a few or many bots.
To use these commands you need enhmod level, will be given to most admins (except trial, new member...).