[Gtkradiant] [Bug 89] implement Quake 1 support

[gtkradiant@zerowing.idsoftware.com]

http://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=89





------- Additional Comments From tigger@onemoremonkey.com  2003-04-14 03:34 -------
Please extend the light radius and entity colour change code to include any
entity that has the prefix 'light'. At the moment only the classname 'light'
works correct however Quake has a number different light based entities (and
mods could also extend this functionality).