Use EXECUTOR_NUMBER in database name and user name.
Merge branch 'master' into parallel-autotest.sh-master
parallel execution support for mysql added
pgsql support added
don't rely on admin user but create a test user for Test_Encryption_Keymanager
Merge branch 'master' into parallel-autotest.sh-master
Merge pull request #4126 from owncloud/parallel-autotest.sh-master

Parallel autotest.sh master