Log Message:
textproc/ruby-yard: update to 0.9.16

# [0.9.16] - August 11th, 2018

[0.9.16]: https://github.com/lsegal/yard/compare/v0.9.15...v0.9.16

- Documentation fixes (#1175, #1178).
- Fixed stack overflow issue when parsing extremely large lists (#1176).

# [0.9.15] - July 17th, 2018

[0.9.15]: https://github.com/lsegal/yard/compare/v0.9.14...v0.9.15

- Fixed security issue in parsing of Ruby code that could allow for arbitrary
  execution. Credit to Nelson Elhage <nelhage@nelhage.com> for discovering this
  issue.

# [0.9.14] - June 2nd, 2018

[0.9.14]: https://github.com/lsegal/yard/compare/v0.9.13...v0.9.14

- Fixed a regression in symbol parsing (#1170).

# [0.9.13] - May 28th, 2018

[0.9.13]: https://github.com/lsegal/yard/compare/v0.9.12...v0.9.13

- Added support for grouped constants via `@!group` directive (#1056).
- Added support for quoted symbols (#1168).
- Added support for i18n in tag text (#1169).
- Fixed HTML rendering of inline code blocks (#1152).
- Fixed rendering of anchor URLs in rendered HTML (#1154).