Release notes

• 4.1.0
• ==============================================================================================================
• ^ Minimum PHP version now 8.0
• ^ Improved Optimize image script
• Remove CDN setting Preconnect CDNs
• Remove HTTP/2 setting push CDN files
• Added Preconnect section for third-party origins including CDN
• Add feature to preload LCP images with high fetch priority
• Add setting to easily find the Elements above fold value. Only works if Debug Plugin is enabled.
• 4.0.1
• ==============================================================================================================
• [MEDIUM] Recache didn't work on some servers.
• [HIGH] Full compatibility with Windows broken.
• * Fix security vulnerability with broken access control to settings
• * Fix security vulnerability with the Optimize Image metafile.
• Add setting to ignore query parameter on page cache
• 4.0.0
• ==============================================================================================================
• Minimum PHP version is now PHP 7.4.
• Added separate icon on Dashboard to load WEBP images.
• Added Bulk Settings Operations feature to export, reset, import settings.
• ^ Modified the JavaScript exclude settings to make them more user-friendly.
• ^ Rearranged some settings on the Configurations tab to make them more intuitive
• Added Recache feature.
• Major rewrite of substantial parts of the codes for better performance.
• Numerous bug fixes and improvements.
• 3.2.3
• ==============================================================================================================
• [HIGH] Fix Cross Site Scripting security vulnerability in Configuration tab.
• [MEDIUM] Fix conflict with XML sitemaps when using the Optimize fonts feature.
• ^ Remove loading="lazy" attribute from excluded images in Lazy-load feature.
• 3.2.2
• ==============================================================================================================
• [LOW] Fix PHP error when Clean Cache is accessed from admin menu on some sites.
• [HIGH] Fix PHP error with function utf8_strlen on some sites.
• 3.2.1
• ===============================================================================================================
• Added setting to optionally disable deletion of expired cache.
• Added settings for excluding critical modules in Reduce Unused JavaScript
• [MEDIUM] Some external domains were not being preconnected when Optimize Fonts is enabled.
• [MEDIUM] Imported Google fonts were not being handled properly.
• [MEDIUM] Reduce Unused JavaScript wasn't working properly on some sites.
• 3.2.0
• ===============================================================================================================
• Improve cache management to reduce cache build up on some sites.
• [MEDIUM] Fixed bug with lazy loading audio/video set to autoplay.
• ^ The Optimize Google Fonts feature was expanded to optimize all fonts.
• ^ The HTTP/2 tab on the Options page was changed to Preloads and the Optimize Fonts feature moved to this tab.
• ^ Modules are now also being loaded dynamically in the Reduce Unused Javascript feature.
• Added setting to Lazy-load background images defined in the CSS files to the Lazy-Load feature.
• Added setting to preload JavaScript Modules in the Http/2 Preload feature.
• Added setting to change existing font-display policy to swap. Previously this was only added of font-display was absent.
• Improve method to generate cache key for Optimize CSS Delivery feature to prevent excess generating of cache.
• [MEDIUM] images in elements were not converted to WEBP
• 3.1.0
• ===============================================================================================================
• ^ Minimum required PHP version is now 7.3
• ^ Added support for Brotli compression in .htaccess optimization.
• ^ Added new tab in admin for Page Cache so individual files can be viewed and deleted.
• Added support for different cache storage types (APCu, Memcached, Redis, WinCache) [Pro version]
• New page cache feature to serve static content via HTTP Request without calling PHP to significantly improve server load time. [Pro Version]
• Added 'Remove Unused Javascript' feature [Pro Version]
• 3.0.1
• ===============================================================================================================
• [HIGH] Fix PHP error when using Page Cache.
• 3.0.0
• ===============================================================================================================
• Added Remove javascript/Remove CSS setting
• Added Utility feature to generate new cache hash
• Added Smart Combine feature [Pro version only]
• Added Reduce DOM feature [Pro version only]
• ^ Complete redo of Admin Configuration page to be more user-friendly and aesthetic
• Using icon images instead of font icons on action buttons on dashboard