Update README.md

Author: RMoraffah

README.md

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 # Welcome to RecDB
 RecDB is an Open Source Recommendation Engine Built Entirely Inside PostgreSQL 9.2. RecDB allows application developers to build recommendation applications in a heartbeat through a wide variety of built-in recommendation algorithms like user-user collaborative filtering, item-item collaborative filtering, singular value decomposition. Applications powered by RecDB can produce online and flexible personalized recommendations to end-users. 
 
-![RecDB Logo](http://www-users.cs.umn.edu/~sarwat/RecDB/pics/recdblogo.png)          current version: ```v1```
+![RecDB Logo](http://www-users.cs.umn.edu/~sarwat/RecDB/pics/recdblogo.png)          current version: ```v1.1```
 
 
 ## How to Get Source Code