Fix loading legacy global filecache gc backgroundjobs
Fixes #4129
Actually test the connection
Update file to meet coding standarts
[tx-robot] updated from transifex
Merge pull request #5148 from owncloud/cache-gc-legacy

Fix loading legacy global filecache gc backgroundjobs
Merge pull request #4662 from owncloud/fix-4129

Fix 4129
Merge branch 'master' into fixing-l10n-master

Conflicts: