Fix for CONC-104: mysql_options doesn't support MYSQL_SECURE_AUTH option

http://bazaar.launchpad.net/~maria-captains/mariadb-native-client/trunk/revision/149

Change-Id: I273f355b9fc922fdb9d9692e0057cfccfdcbcde1
Reviewed-on: https://gerrit.libreoffice.org/11492
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>