Update README.md

Author: Mohamed Sarwat

README.md

@@ -144,4 +144,4 @@ LIMIT 10
 ## Support or Contact
 Having trouble with RecDB ? contact sarwat@cs.umn.edu and we’ll help you sort it out.
 
-Follow [@Rec_DB](https://twitter.com/Rec_DB) on Twitter
+Follow [@Rec_DB](https://twitter.com/Rec_DB) on Twitter for updates