* An oper with the correct privs wasn't able to umode +c

* It turns out umode +g isn't oper-only, so let regular users use it.
* Use new function "globops" for sending of globops.
* Make GLOBOPS require oper status in addition to being +g
* A '0' passed to /WHO is the same as a '*' for ircI historical reasons.
* INVITE wasn't propagating down to the user correctly.