[#639] Remove old mixins
[#639] Remove old mixins

DivanteLtd/vue-storefront,DivanteLtd/vue-storefront,pkarw/vue-storefront,DivanteLtd/vue-storefront,DivanteLtd/vue-storefront,patrykpiston/vue-storefront,pkarw/vue-storefront,pkarw/vue-storefront,patrykpiston/vue-storefront,pkarw/vue-storefront