Add mysqlmb4 test configuration to Jenkinsfile
Add mysqlmb4 test configuration to Jenkinsfile

sharidas/core,owncloud/core,owncloud/core,pollopolea/core,pollopolea/core,owncloud/core,pollopolea/core,pollopolea/core,sharidas/core,owncloud/core,phil-davis/core,sharidas/core,sharidas/core,pollopolea/core,owncloud/core,sharidas/core