0.6.0

This version requires WordPress 5.5 and PHP 7.1 as a minimum.

• User focused:
  • Added link to the Settings page from the plugin page to make it easier to find after plugin activation.
  • Moved the settings page from the Tools menu to the Settings menu to make it more intuitive to find.
• Developer focused:
  • Remove parsing of readme.txt into contextual help with a Markdown parsing library.
  • Refactored action_acm_tag() method to a method that returned the tag and another that echoed the returned tag.
  • Fixed internationalization of PHP strings.
  • Improved some coding standards.
    • Thanks to @christianc1, @shantanu2704 and @trepmal.
  • Added check for post types when deleting ad codes.
    • Thanks to @rbcorrales.
  • Moved and reorganised many classes and how they are initialized.
  • Allow filtering the TTL for matching ad codes.
    • Thanks to @dlh01.
  • Changed the assignment of $unit_sizes_output to an array.
    • Thanks to @victorholt.
  • Fixed PHP 7 incompatibilities.
    • Thanks to @swissspidy, @shantanu2704, @alexiskulash, and @jonathanstegall.
• Documentation focused:
  • Refreshed screenshots.
  • Moved previously-linked configuration guidance into Readme.
  • Reorganised documentation sections.
  • Refreshed the on-page contextual help.
• Project focused:
  • Added GitHub workflow to push the plugin to WordPress.org.
  • Added script to more easily bump version numbers.
  • Added script to populate release notes into Readme changelog for WordPress.org.
  • Added dependabot configuration file.
  • Added .gitattributes file.
  • Added LICENSE file.
  • Increased minimum WordPress version to WP 5.5.
  • Increased minimum PHP version to PHP 7.1.
  • Fixed broken tests and workflows.