Update README.md

Author: pythiannunez

README.md

@@ -1,8 +1,18 @@
 PythianBot
 ==========
 
-This PythianBot provides some tools for Pythian chatroom
+This PythianBot provides some tools for Pythian chatroom, making common daily tasks available via slack chat.
 
 Requirements:
 pyquery
 and some other TBD
+
+Current commands:
+
+!absences - show absences (vacation / training days / etc) in chat
+!daily <username> - show daily activities for username
+!pacing <client name or substring> - Show pacing detais for client (client substring also works)
+!pacing [ underpaced || overpaced ] - Show all underpaced or overpaced clients.
+!pager who - Show who has the pager
+!pager assign <pager> <username> - Assign pager to user
+