Travis: remove reporting to coveralls (#443)

* remove coveralls reporting

* remove badge

* remove plugin dependency

.travis.yml

@@ -27,7 +27,6 @@ jobs:
       after_script:
         - JACOCO_SOURCE_PATH="src vars test" ./cc-test-reporter format-coverage target/site/jacoco/jacoco.xml --input-type jacoco
         - ./cc-test-reporter upload-coverage
-        - mvn -DrepoToken=$COVERALLS_REPO_TOKEN org.eluder.coveralls:coveralls-maven-plugin:report
     - name: Docs Build
       if: type = pull_request
       install: docker pull squidfunk/mkdocs-material:3.0.4

README.md

@@ -1,5 +1,4 @@
 [![Build Status](https://travis-ci.org/SAP/jenkins-library.svg?branch=master)](https://travis-ci.org/SAP/jenkins-library)
-[![Coverage Status](https://coveralls.io/repos/github/SAP/jenkins-library/badge.svg?branch=master)](https://coveralls.io/github/SAP/jenkins-library?branch=master)
 [![Maintainability](https://api.codeclimate.com/v1/badges/0e6a23344616e29b4ed0/maintainability)](https://codeclimate.com/github/SAP/jenkins-library/maintainability)
 [![Test Coverage](https://api.codeclimate.com/v1/badges/0e6a23344616e29b4ed0/test_coverage)](https://codeclimate.com/github/SAP/jenkins-library/test_coverage)
 

pom.xml

@@ -236,11 +236,6 @@
                     </execution>
                 </executions>
             </plugin>
-            <plugin>
-                <groupId>org.eluder.coveralls</groupId>
-                <artifactId>coveralls-maven-plugin</artifactId>
-                <version>4.3.0</version>
-            </plugin>
         </plugins>
     </build>
 </project>