4.12

• Added the ability to automatically load plugin banners from a local assets subdirectory. Props to @timwiel for the initial implementation.
• Fixed a PHP Scoper compatibility issue where autoloading didn't work if the custom namespace contained underscores (_).
• BitBucket: Fixed a bug where branch names that contain slashes would not work.
• BitBucket: The main branch will now be treated as a default branch (in addition to master).
• GitLab: Added support for GitLab releases. Props to @timwiel.
• Added and updated translations:
  • Turkish (Igor Funa)
  • Russian and Ukrainian (@wpdew)
  • Simplified Chinese (@seatonjiang)
  • Italian (@d79)