Update to 7.0. Read below for potentially breaking changes.

• Code name "Doughnut", this is a major release.
• Removed Mojolicious::Plugin::Charset.
• Removed authority method from Mojo::URL.
• Removed squish method from Mojo::ByteStream.
• Removed squish function from Mojo::Util.
• Removed support for smart whitespace trimming from all_text and text methods in Mojo::DOM.
• Updated jQuery to version 3.1.0.
• Improved Mojo::URL not to include the userinfo part when generating URLs, as recommended by the URL Living Standard.
• Improved Mojolicious::Plugin::Config to no longer log which files have been loaded.
• Fixed trailing slash bug in Mojo::URL.
• Fixed a few whitespace bugs in Mojo::DOM.
• Fixed attribute selector bug in Mojo::DOM::CSS. (Akron)
• Fixed a bug causing headers with zero length values to be ignored by the get command. (jberger)