improved: internal handling for sending limits
fixed: Display width specification for integer data types was deprecated in MySQL 8.0.17 which causes an error in the self test
fixed: unwanted a11y-speak-intro-text element in email body
fixed: toggle behavior of meta boxes in WP 5.5
fixed: missing content on custom dynamic post types without post ID
added: classes to settings rows
added: option to handle short codes from the advanced settings tab
added: support for {attachment_image:XX} to display images
improved: handling of one click post requests for unsubscribes according to RFC8058
fixed: auto update feature in WP 5.5
fixed: do not localize variables
fixed: error in PHPMailer (#2107) where exception is thrown when background attribute is empty
fixed: multi site no longer share user meta data in conditions data between sub sites.
added: mailster_inline_css filter hook to disable auto inline css
fixed: problem with third party shortcodes in excerpt
fixed: several small bugfixes
fixed: wrong counting on dashboard widget
fixed: calculation of aggregated campaigns not accurate
fixed: relative path in modules
fixed: High DPI images on dynamic posts tags got wrong eight in some cases.
improved: consistent behavior on handling shortcodes
improved: Only the preheader text is shown in the email preview of email clients.
improved: mailster_preview_text_fix filter to disable preview text fix.
improved: automatically remove support accounts after one month after an update
improved: you can now click on form fields to add them to the form
improved: added missing aria labels
