Introduces the CacheRefreshHelper to fix a bug in the ProductVariantRepository not able to referesh IProduct caches.
Introduces the CacheRefreshHelper to fix a bug in the ProductVariantRepository not able to referesh IProduct caches.

MindfireTechnology/Merchello,rasmusjp/Merchello,bjarnef/Merchello,Merchello/Merchello,bjarnef/Merchello,rasmusjp/Merchello,BarryFogarty/Merchello,MindfireTechnology/Merchello,BarryFogarty/Merchello,clausjensen/Merchello,BluefinDigital/Merchello,ProNotion/Merchello,BarryFogarty/Merchello,BluefinDigital/Merchello,ProNotion/Merchello,rasmusjp/Merchello,BluefinDigital/Merchello,Merchello/Merchello,BluefinDigital/Merchello,Merchello/Merchello.Bazaar,bjarnef/Merchello,clausjensen/Merchello,BarryFogarty/Merchello,doronuziel71/Merchello,MindfireTechnology/Merchello,Merchello/Merchello.Bazaar,ProNotion/Merchello,clausjensen/Merchello,doronuziel71/Merchello,doronuziel71/Merchello,Merchello/Merchello,Merchello/Merchello.Bazaar