AR add: select a template, prices calculate correctly.
AR add: select a template, prices calculate correctly.

Fixes #1294

veroc/Bika-LIMS,anneline/Bika-LIMS,rockfruit/bika.lims,anneline/Bika-LIMS,labsanmartin/Bika-LIMS,veroc/Bika-LIMS,DeBortoliWines/Bika-LIMS,DeBortoliWines/Bika-LIMS,veroc/Bika-LIMS,anneline/Bika-LIMS,DeBortoliWines/Bika-LIMS,labsanmartin/Bika-LIMS,rockfruit/bika.lims,labsanmartin/Bika-LIMS