Tried to add bug detection.

redminebot.py

@@ -170,8 +170,11 @@ class Bot(object):
     # them to the console. This function will be run in a thread, see below.
     def msg_handler(self):  # pragma: no cover  (this excludes this function from testing)
         new_msg = self.ircsock.recv(2048)  # receive data from the server
+        if not new_msg:
+            print "Empty recv."
+            new_msg=''
+        else:
             new_msg = new_msg.strip('\n\r')  # removing any unnecessary linebreaks
-
             if new_msg != '' and new_msg.find("PING :") == -1:
                 print(datetime.datetime.now().isoformat() + " " + new_msg)
         return new_msg