Update .travis.yml

Author: javadev

.travis.yml

@@ -17,10 +17,6 @@ addons:
        - travis
    hostname: travis
 
-before_script:
-  - pip install --user codecov
-
 after_success:
-  - codecov
   - python <(curl -s https://raw.githubusercontent.com/TouK/sputnik-ci/master/sputnik-ci.py)
   - mvn sonar:sonar -Dsonar.projectKey=javadev_underscore-java -Dsonar.organization=javadev-github -Dsonar.host.url=https://sonarcloud.io -Dsonar.login=$SONAR_LOGIN