Update README.md

Author: Ducasse

README.md

@@ -9,9 +9,7 @@ This package is part of the Containers project: This project is to collect, clea
 test and document alternate collection datastructures. Each package is modular so that users 
 can only load the collection they need without 100 of related collections.
 
-[![Build Status](https://travis-ci.com/pharo-containers/Containers-Trie.svg?branch=master)](https://travis-ci.com/pharo-containers/Containers-Trie)
 [![License](https://img.shields.io/badge/license-MIT-blue.svg)]()
-
 [![Pharo version](https://img.shields.io/badge/Pharo-7.0-%23aac9ff.svg)](https://pharo.org/download)
 [![Pharo version](https://img.shields.io/badge/Pharo-8.0-%23aac9ff.svg)](https://pharo.org/download)