EcomQuantityField.js: removed .changed and replaced with .keyup for QTY changes. 
EcomQuantityField.js: removed .changed and replaced with .keyup for QTY changes. 

markguinn/silverstripe-shop,burnbright/silverstripe-shop,hailwood/silverstripe-shop,bummzack/silverstripe-shop,bummzack/silverstripe-shop,bummzack/silverstripe-shop,StephenHonor/silverstripe-shop,mediabeastnz/silverstripe-shop,webtorque7/silverstripe-shop,burnbright/silverstripe-shop,mediabeastnz/silverstripe-shop,hailwood/silverstripe-shop,webtorque7/silverstripe-shop,webtorque7/silverstripe-shop,StephenHonor/silverstripe-shop,markguinn/silverstripe-shop,StephenHonor/silverstripe-shop,hailwood/silverstripe-shop,hpeide/silverstripe-shop,burnbright/silverstripe-shop,markguinn/silverstripe-shop,mediabeastnz/silverstripe-shop,silvershop/silvershop-core