0.9.1

Breaking

• None.

Enhancements

• Added a config option (--undocumented-text UNDOCUMENTED_TEXT) to set the
  default text for undocumented symbols.
  Akhil Batra
  #913

• Added a config option to hide Objective-C or Swift declarations:
  --hide-declarations [objc|swift].
  Ibrahim Ulukaya
  #828

• Automatically use Swift or Objective-C syntax highlighting for code blocks
  in documentation comments. Improve Swift highlighting with latest Rouge.
  John Fairhurst
  #218

Bug Fixes

• Fix Swift declarations when generating Objective-C docs for generic types.
  John Fairhurst
  #910

• Don't create documentation nodes for generic type parameters.
  John Fairhurst
  #878