YITH Frontend Manager for WooCommerce Premium 1.37.0

New Support for WooCommerce 3.5
New Skins template overriding
Tweak Load alla scripts in footer
Update Italian language
Fix Wrong or missing text domain in coupon section
Fix Issue on add new attribute, save wrong name and slug.
Fix Undefined index report in stock report page
Fix Unable to create attribute taxonomy if user don't write the taxonomy slug
Fix Slug length limited to 28 chars

Fix Unable to saving variations for new product

* Fix: Unable to saving variations for new product
* Fix: Unable to disable sections for vendors
* Fix: Remove error_log on coupon template for admin and vendors