added description for transitbot

TransitBot/README.md

@@ -0,0 +1,15 @@
+# TransitBot
+
+This bot announces when someone enters or leaves the space.
+
+On line 39, you can edit the message when someone enters by editing what goes after 'mbody="':
+
+    mbody="%s has just entered..." % (presence['muc']['nick']),
+
+On line 45, you can edit the message when someone leaves by editing what goes after 'mbody="':
+
+    mbody="%s has just left..." % (presence['muc']['nick']),
+    
+To run this bot, type the following command in your terminal:
+
+    python3 transit.py -d -j transitbot@conversejs.org -r muc_name@muc.vvvvvvaria.org -n transitbot -p testing