Let 3.8.12 development commence.
Adding  checks back for AJAX functions which can be submitted sans AJAX. Fixes #394
Adding  checks back for AJAX functions which can be submitted sans AJAX, cont'd.  Fixes #394
Improve theme whitepace and i18n in AJAX.
Initial pass at 3.8.11.1 hotfix.  Still have some work to do, confirming on several users sites first.  Props @1bigidea for part of initial patch.
Fixing back compat issues with wpsc_alternate_cart_html.  Would love nothing more than for someone to come up with a better solution to this.
Better logic for update_quantity, the culprit of most of this.
Avoid json recursion error.
Remove debug cruft
Remove console.log() calls.