changes for new test system dbis-ci

CHANGELOG.md

 Upcoming version:
 -----------------
+  - changes for new test system dbis-ci (Nikolaus Krismer)
   - updating gradle version (to version 3.3) (Nikolaus Krismer)
   - updating base box to centos 7.3 (Nikolaus Krismer)
   - updating geoserver to latest version (Nikolaus Krismer)

Vagrantfile

@@ -16,7 +16,7 @@ HOSTNAME=`hostname -s`
 
 deployAllDatasets=false
 hostnameDbisIsochrone="dbis-w65107"
-hostnameDbisTests="dbis-tests"
+hostnameDbisTests="ci"
 isJenkinsDeploy=false
 isLocalDeploy=false
 isServerOverride=ENV['TOMCAT_INIT']||false