0.7.0: Autolink Improvements

Breaking

• The docset_platform option is no longer available. The module name will
  now be used instead of jazzy.
  JP Simard
  #423

Enhancements

• Improved auto-linking behavior to link declarations within declarations and
  fix cases where declarations would link to themselves or their current page.
  Esad Hajdarevic
  #483

Bug Fixes

• Fix issue where single-line declaration + bodies in Swift would include the
  body in the parsed declaration.
  JP Simard
  #226
• Fix issue where some sections would become empty when using custom groups.
  JP Simard
  #475
• Fix issue where directories ending with .swift would be considered Swift
  source files.
  JP Simard
  #586