Changing password for app_pool logs the old and new password in the clear

[vanillaslimfast]

Logs something to the effect of

Changing password for 'app_pool' from 'oldpass' to 'newpass'

Would be nice to disable this output or at least obscure the passwords

[logicminds]

This can be done using the should_to_s(value) and is_to_s(value) methods