+ Added return URL to Authorize subscriptions. Thanks to @Spuds for the line! (Subscriptions-Authorize.php)

- Debug code. I never opened that file before today, so it stayed in the repo for at least 3 years and a half... (Subscriptions-Authorize.php)

@ I should probably move both of these Subscriptions files to mainline. Otherwise, they'll never get tested... (?)

Signed-off-by: Nao <nao@wedge>