• Removed experimental status from proxy->get_p, proxy->post_p and proxy->start_p helpers in
  Mojolicious::Plugin::DefaultHelpers.
  
• Removed experimental status from compress and min_compress_size attributes in Mojolicious::Renderer.
  
• Removed experimental status from high_water_mark attribute in Mojo::IOLoop::Stream.
  
• Removed experimental status from respond method in Mojolicious::Renderer.
  
• Removed experimental status from bytes_waiting and can_write methods in Mojo::IOLoop::Stream.
  
• Removed experimental status from dehop method in Mojo::Headers.
  
• Removed experimental status from scope_guard function in Mojo::Util.
  
• Improved size check in Mojolicious::Validator to only require one argument.
  
• Fixed Mojolicious::Validator to also validate empty string values instead of ignoring them. This behaviour had
  caused a lot of confusion in the past.
  
• Fixed plugin generator not to use an END section.