This is a major release with a several bug fixes and improvements. Some settings have changed in the admin panel of the plugin.
The major changes are with respect to how files are excluded. For all settings, there is an option to exclude files while maintaining the original execution order of files on the page. This makes it easier to use higher settings like Optimum while excluding files and make it less likely to break your page. Read the release notes for details.
Changelog:
Ability to exclude files while maintaining original execution order for all Automatic Settings added.
'Exclude javascript dynamically' setting removed.
Ability to select static files for combined css and js files added.
Cache lifetime hardcoded to 1 day and setting removed.
Compliant with Amp pages.
Ability to select file type for each CDN domain added.
CDN feature will use base element to determine the base url for relative urls.
Automatically exclude images above the fold from Lazy-load feature to avoid css render-blocking issues.
Improvements in the Optimize CSS Delivery feature.
This is a maintenance release with a couple of bug fixes. Please read the Release Notes.
Changelog:
Grouped settings related to the combine CSS/javascript feature together to make it more intuitive to configure and added setting to disable/enable this feature
Added feature to add missing height and width attributes to img elements
Added Polish and Hungarian translations
Fixed bug with lazy-load feture that was affecting other javascript libraries
This is a major release with a number of bug fixes and improvements and new features. Everyone is encouraged to immediately upgrade. There might be some minor incompatibilitites with the previous versions so it is advised you check the configuration of the plugin when you upgrade. Please read the release notes.
Changelog:
The settings in the backend are rearranged in a more logical and intuitive manner.
Option to 'Leverage Browser Cache' for common resource files.
Option to correct permissions of files/folders in plugin.
Ability to remove files from loading on the page for eg., if you have more than one jQuery libraries or libraries you're not using like Mootools.
Psuedo-cron script that flush expired cache daily to reduce the build up of excess cache
Support for those pesky Google font files that are always blocking on PageSpeed
Added translations for Spanish, French, German, Russian, and Hebrew
Support for up to 3 CDN/Cookieless domains and the ability to select the file type to load over CDN (PRO VERSION)
Exclude images from Lazy Load based on the folder (useful if you want to exclude all images from an extension), or by the CSS class defined on the image (PRO VERSION)
Improved compatibility with slideshows and ajax content with the LazyLoad function and also support for non-javascript users (probably some mobile) (PRO VERSION)
Developed our own API for optimizing images so we'll no longer be using Kraken.io (PRO VERSION)
Added functionality to recursively optimize images in subfolders (PRO VERSION)
Can scale images during optimization if image dimensions are larger than required. (PRO VERSION)
Optimized/resized images will be automatically backed up in a folder. (PRO VERSION)
Other improvements to existing features and various bug fixes.
This is a maintenance release with a few bug fixes and improvements. Everyone is encouraged to immediately upgrade. Please read the release notes.
Pro Users should delete their current install before or after upgrading. The plugin is in a different folder to support automatic upgrades so you will see two plugins installed. Just delete the outdated one.
Changelog:
Fixed bug in Autoloader function that conflicts with other plugins that have classes beginning with 'JCH'.
Fixed bug with HTML Minify removing spaces from inside pre elements when it contains other HTML elements.
Fixed compatibility issue with plugins using PHP internal buffering eg. CDN Linker, cache plugins, etc.
Will delete plugin options on uninstall.
Multisite supported.
Fixed issue with Optimize Images not working with open_basedir setting (PRO VERSION)
Now able to automatically update the Pro version when your download id is saved in the plugin (PRO VERSION)
This is a maintenance release with a few bug fixes and improvements. Everyone is encouraged to immediately upgrade. Please read the release notes.
Pro users please be advised that the pro plugin no longer overwrites the free version so feel free to delete the free version before or after you upgrade.
Changelog:
Improved code running in admin section.
Add Profiler menu item on Admin Bar to review the times taken for the plugin methods to run.
Keep HTML comments in 'Basic' HTML Minification level. Required for some plugins to work eg. Nextgen gallery.
Saving cache in non-PHP files to make it compatible with WP Engine platform.
This is a maintenance release with a few bug fixes and improvements. Everyone is encouraged to immediately upgrade. Please read the release notes.
Pro users please be advised that the pro plugin no longer overwrites the free version so feel free to delete the free version before or after you upgrade.
Changelog:
Added visual indicators to show which Automatic setting is enabled
Added multiselect exclude options so it's easier to find files/plugins to exclude from combining if they cause problems
Bug fixes and improvements in the HTML, CSS, and javascript minification libraries