SW-7112 add filter event to the backend article list
Merge pull request #558 in SW/shopware from bugfix/master/sw-7112-add-filter-events-to-backend-article-list-controller to master

* commit '48880d41d60a28c9bd66a7ddd1a21a2658a8457d':
  SW-7112 add filter event to the backend article list
SW-7114 - Fix the paging with active filters in the search
SW-4806 add unittest checking width, length, height, in sGetArticlesById and sGetPromotionById
Merge pull request #559 in SW/shopware from bugfix/sw-7114-fix-filter-paging to master

* commit '854189e567038dba262a1c6a9176f8ff3e557ff1':
  SW-7114 - Fix the paging with active filters in the search
SW-7119 fix category selection combobox emotion component
Merge pull request #560 in SW/shopware from bugfix/master/sw-7119-fix-category-selection-emotion-component to master

* commit 'ff0090715d50dc911e1589141040bd4506fe4f28':
  SW-7119 fix category selection combobox emotion component
SW-7105 fix saving referrer
SW-7105 fix the referrer test to check for the referrer parameter not for the header info