Update README.md

Author: paf31

README.md

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 # purescript-profunctor-lenses
 
+[![Latest release](http://img.shields.io/bower/v/purescript-profunctor-lenses.svg)](https://github.com/paf31/purescript-profunctor-lenses/releases)
+[![Build Status](https://travis-ci.org/paf31/purescript-profunctor-lenses.svg)](https://travis-ci.org/paf31/purescript-profunctor-lenses)
+
 Pure profunctor lenses.
 
 - [Module Documentation](docs/Data/Lens.md)