adding buddy detection, sanitize urls for urlbot

plugins.py

@@ -978,6 +978,22 @@ def recognize_bots(**args):
 				'msg': 'Making notes...'
 			}
 		}
+	elif 'I\'ll be back' in args['data']:
+		# a buddy!
+		blob = conf_load()
+
+		if 'other_bots' not in blob:
+			blob['other_bots'] = []
+		if args['reply_user'] not in blob['other_bots']:
+			blob['other_bots'].append(args['reply_user'])
+		conf_save(blob)
+		return {
+			'event': {
+				'time': time.time() + 3,
+				'msg': 'Hey there, buddy!'
+			}
+		}
+
 
 
 @pluginfunction("set_status", "set bot status", ptypes_COMMAND)