Update README.md

Author: alejogiley

README.md

@@ -1,5 +1,4 @@
 # ChemGraphs
-![Build](https://img.shields.io/travis/alejogiley/chemgraphs.svg)
 [![Codacy Badge](https://app.codacy.com/project/badge/Grade/a968993d062d479b8984e06017ebe950)](https://www.codacy.com/gh/alejogiley/ChemGraphs/dashboard?utm_source=github.com&utm_medium=referral&utm_content=alejogiley/ChemGraphs&utm_campaign=Badge_Grade)
 [![Coverage Status](https://coveralls.io/repos/github/alejogiley/ChemGraphs/badge.svg?branch=prototype)](https://coveralls.io/github/alejogiley/ChemGraphs?branch=prototype)
 [![License: GPL v3](https://img.shields.io/badge/License-GPLv3-blue.svg)](https://www.gnu.org/licenses/gpl-3.0)
@@ -76,4 +75,4 @@ To run the *unit* and integration tests, you can use the `test.sh` script provid
 
 ```bash
 bash test.sh
-```
+```