[colug-432] Contined pam_mount follies

[Joshua Kramer]

> Maybe you need to use the use_first_pass option so that the module
> doesn't (re-)prompt for a password, but instead uses the one already
> supplied?

>> session     optional      pam_mount.so enable_pam_password

The problem is that the pam_mount module depricated the use of 
use_first_pass in favor of enable_pam_password.  I'm going to find the 
pam_mount list and post this to see if I get any feedback there.