Resolve notice due to activate gateways not being naturally keyed in 3.0 API.
Change load order of wpsc_coupon_price().  Caused errors when used in 2.0 theme engine.
Check if variations_values is an array before referencing in list table in 2.0 theme engine.
Return WPSC_Product object in construct to allow for chaining. Might be stupid, but could be helpful as the class matures.
Return WPSC_Product object in construct to allow for chaining. Might be stupid, but could be helpful as the class matures.
Pinging @benhuson on this, as he has done more work on the stats class.  For me, when attempting to reference the magic sales and earnings properties, I ran into endless errors.
First pass at allowing free cart checkouts. Fixes #365