• Added support for progress updates to Mojo::IOLoop::Subprocess. (karjala)
  
• Added progress method to Mojo::IOLoop::Subprocess. (karjala)
  
• Added progress event to Mojo::IOLoop::Subprocess. (karjala)
  
• Improved debug, error, fatal, info and warn methods in Mojo::Log to accept closures to generate log messages on
  demand. So expensive code for debugging can be deactivated easily in production.
  
• Improved Mojo::Log to use the time format "2018-11-08 14:25:5.76027" and to include the process id in log messages.
  
• Improved Mojolicious performance by up to 10% with more efficient logging.
  
• Fixed a problem with the built-in templates where an image was missing.