fixes from code review

plugins/notify.py

@@ -9,17 +9,16 @@ def send_notification(self, build_id, text):
         notification_list = self.load("notify_{}".format(build_id), '')
         self.say("{} BuildID: {}, Message: {}".format(notification_list, build_id, text)) 
 
-    @respond_to("^subscribe (@*)(?P<user>\w*) to (?P<build_id>\w*)")
+    @respond_to("^subscribe (@?)(?P<user>\w*) to (?P<build_id>\w*)")
     def subscribe(self, message, user, build_id):
         """
-        subscribe [user] to [jobid]: request to be notified when builds complete
+        subscribe [user] to [buildid]: request to be notified when builds complete
         """
         if user == "me":
             user = message.sender.nick
-        else:
-            user = user.replace("@", "")
+
         notification_list = "{} @{}".format(
-                self.load("notify_{}".format(build_id), ''), 
+                self.load("notify_{}" + build_id, ''), 
                 user)
         self.save('notify_{}'.format(build_id), notification_list)
         self.say("OK, I'll tell {} when I hear about {}".format(', '.join(notification_list.replace("@", "").split(" ")), build_id))