Remove Versioneye update from Travis build

The limit of 50 calls per hour turned out to be to low.

We either need a subscription to Versioneye or, alternatively, ignore
failing calls to Versioneye during the CI build. For now, however, we
simply remove it from the CI build.

Author: cboehme

.travis.yml

@@ -17,7 +17,6 @@ before_install:
 script:
   - ./gradlew check
   - ./gradlew sonarqube
-  - if [ "${TRAVIS_BRANCH}" == "master" ] ; then ./gradlew -Pversioneye.projectid="${VERSIONEYE_PROJECTID}" versioneye-update ; fi
 
 after_success:
   - ./travis/publish.sh