Add support for saving tax rules
Fix fonts issues
Add information about tax classes
Improve tip badge look
Improve taxes saving
Add country and states to tax panel
Fix Select2 image location
Add saving tax locations
Fix saving tax rules (first remove non-existent)
Improve tax rules management
Refactor tax settings into a class
Fix broken product adding page
Introduce frontend shop list skeleton
Cache current page checks
Properly fetch products for frontend shop page
Improve themes support
Change access rights, improve displaying shop content