Product Filter for WooCommerce 9.1.1

- fixed fatal error: can’t use method return value in write context in /wp-content/plugins/prdctfltr/lib/pf-frontend.php on line 1226
- fixed warning: invalid argument supplied for foreach() in /wp-content/plugins/prdctfltr/templates/product-filter.php on line 21
- fixed notice: undefined variable: preresulta in /wp-content/plugins/prdctfltr/lib/pf-frontend.php on line 2394
- fixed polylang still doing its thing
- fixed removed translations active by default for german and dutch

- improved filtering mechanism in Shop/Product Archives, PF shortcodes and native WooCommerce shortcodes, better AJAX support
- improved completely re-worked product-filter.php template, optimized, now up to 100% faster!
- added full support for WooCommerce shortcodes! integrate filters with ease! check more in documentation under shortcodes!
- added Visual Composer WooCommerce shortcodes support! straight out of the box! seamlessly integrated!
- added term collectors! 4 term collectors are now available to be specified for any preset
- added hierarchy filtering modes! drill filter, drill filter with removable parent, only child, only child with removable parent. basically all filter mechanism are now supported
- added multi-select and single term clearing in collectors
- fixed ajax queries for Shop/Product Archives and use with shortcodes
- fixed adoptive support for WooCommerce shortcodes, PF shortcode and more
- fixed filtering terms check/decheck and term collectors use
- fixed instock/outofstock display mode is now set in WooCommerce>Products>Inventory, PF option for instock/outofstock by default is now deprecated
- fixed PF 6.3.0 AJAX and orderby, order issues and bugs
- fixed advanced, range filters now show values
- fixed polylang parsing wpml files bug
- fixed clear all filter action and clearing active filters support
- fixed range filters and multiple filters per page issues
- fixed better variable image switch support
- fixed selection reset does not reset search fields
- fixed stepped selection filter issues/deselection problems
- fixed stepped selection filter and search filter not activating
- fixed step filters byprice issues
- fixed widget issues, divi theme notice, queries ajax support
- fixed no products found option issues
- fixed template mess, now only two templates are used for overriding, product-filter.php and getright.php
- fixed mobile filters issues and bugs on multiple filters per page use
- fixed step filter filter button text not changeable
- fixed WPML related issues, language switcher not being able to save proper presets/default filter, currency switcher issues and similar. PF now supports WPML like never before!

- fixed WPML issues options are now saved for each language using the admin bar language switcher
- fixed WPML WooCommerce Multilingual currency issues using AJAX
- fixed products on sale, filter by price rework
- fixed search queries with space and PF redirects ?check AJAX
- fixed notice: undefined index: pfa_selection in product-filter.php on line 1078
- fixed admin font/styles.css loading
- fixed CSS for stepped selection filter
- fixed ajax shortcode columns issues
- fixed mobile preset bugs used with shortcodes products_per_page/other filters not working
- fixed non-ajax and step filters on same page
- fixed prefix/postfix terms collector
- fixed styling a bit
- fixed category not selected in terms selector or titles on permalinks
- fixed jshint.com all scripts
- fixed terms ordering values in admin area, custom ordering issues and similar
- fixed products scroll console error on AJAX
- improved fallback CSS
- added option none for ajax filter loading icon
- added filters prdctfltr_meta_query and prdctfltr_tax_query for altering PF queries, now you can easily set some category to be excluded anywhere