Update README.md

Author: mybridge-monthly

README.md

@@ -29,7 +29,7 @@ Also published on [Mybridge Publication](https://medium.mybridge.co)
 
 <b><2019></b>
 
-* [v.Dec 2018 - Top 10 Open Source Projects](./src/12-2018.md)
+* [v.May 2019 - Top 10 Open Source Projects](./src/05-2019.md)
 
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