Fixed install_spec tests and added new ones  * The new feature to pass mysql socket to database.yml template file is    now passing tests.  * Added test to ensure custom socket is put into database.yml template    file.
Fixed install_spec tests and added new ones
 * The new feature to pass mysql socket to database.yml template file is
   now passing tests.
 * Added test to ensure custom socket is put into database.yml template
   file.

maoueh/cookbook-gitlab,maoueh/cookbook-gitlab,dfang/deploy_gitlab,maoueh/cookbook-gitlab