fix password flag in mysql related commands

It looks like in the recent change to checking the status of the database to determine whether the rake setup task should be run, the password parameter in the executions of 'mysqladmin' and 'mysql' were altered to have a space between the -p and the password.

As a result, the database check is never passing and the container is exiting.

The following man pages define the -p parameter.

>If you use the short option form (-p), you cannot have a space between the option and the password.
http://linux.die.net/man/1/mysqladmin
http://linux.die.net/man/1/mysql