Update the configs to hide confidential data.

This adds a settings.php file in the config directory.

This is to allow th live site to push changes to github
Add the paynow via paypal integration.

This adds integration to paypal and google checkout.

I have not tested the google checkout functionality.

I did not write the majority of this patch, but as the forums are
gone I don't know the original author.

If you are the author and want credit I will happily amend the patch
to give you credit. -- Micheas