Also remove from the home page
Fix external links test to use input type=url
Merge remote-tracking branch 'bitbucket/rm-songkong' into beta

* bitbucket/rm-songkong:
  Also remove from the home page
Add back hidden artist mode behavior, removed in 206f311
Don't add required attribute to input types where it's not supported

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/Input