Update README.md

Author: victorfern91

README.md

@@ -120,7 +120,6 @@ base64.decodeWithKey('FAgQEVlGSwgbABlfBgRDGQAWEwkX', 'victorfern91'); // result
 **v1.1.0**
 - Full integration with Travis-CI and coveralls.
 
-### Changelog
 **v0.5.3 & v0.5.4**
 -  Update documentation (README.md file)
 -  Add code covegare (mocha + istanbul)