tlc - enhancement

TLC wasn't supporting a $var as the = value. It does now in the args2obj
function.
quickstart - bug fix

caused by a change earlier today.
update changelog
tlc - fix images

these were broke in the tlc enhancement a short while ago.
store product - tlc adjustment to render format

quantitydiscounts needed a little love.
quickstart - uncomment some code

had commented out half the product layout during some earlier testing.