Fix nginx test.
Fix setup admin password

Add flag to disable check exit code(s) of process.
Fix postfix main config

So that virtual_alias_maps and alias_maps are not confused.
Fix gitit URL tag.
Update wordpress.
Add pack commands. Add stop service command.

To archive files.
Add backup statement.
Stop the service before installing.
Backup Wordpress service files.
Backup Wordpress database.
Increase timeout for backup Wordpress.
Test case for correct domain users.