Jenkins build became unstable: Dhis2 Web Trunk » DHIS Common Functionality for Web #2447

See <http://dhis.uio.no/ci/job/Dhis2%20Web%20Trunk/org.hisp.dhis$dhis-web-commons/2447/>

See <http://dhis.uio.no/ci/job/Dhis2%20Web%20Trunk/org.hisp.dhis$dhis-web-commons/2448/>