Merge branch 'hotfix/2.1.4'
Starting 2.1.5 hotfix branch
CS
New product collections were reported as locked (#1190)
Do not add hooks again, only TL_HOOKS is unset in postsale (#1184)
Google Analytics eCommerce must have a product SKU (#1181)
Replace inserttags in backend order view to support 3th-party extensions (#1186)
Use lowercase folder name for assets import (#1204)
CS
Cart was not available in postsale process (#1196)
Allow to pass addresses to Isotope::calculatePrice for correct tax calculation (#1196)
The backend setup welcome legend was not translatable
Minimum product quantity was not applied when only one price tier was set (#1183)
CS
Multiple advanced prices could result in incorrect from price (related to #1183)
FORM_DATA session was overwritten by checkout condition form (#1211)
CS
Transifex sync
Release 2.1.5
Merge branch 'hotfix/2.1.5' into develop