if we add the module to the autoload list on a load, we should remove it on unload

modules/IrcAdmin.py

@@ -209,6 +209,11 @@ class IrcAdmin(Module):
                 del(sys.modules[modstr])
                 del(module)
 
+                # might as well remove it from the list
+                modset = set(self.config.get('dr.botzo', 'module_list').split(','))
+                modset.remove(modname)
+                self.config.set('dr.botzo', 'module_list', ','.join(modset))
+
                 return self.reply(connection, replypath, 'Module ' + modname + ' unloaded.')
 
         # guess it was never loaded