R-rlang-0.4.0-bp155.2.14

- Update to 0.4.0:
  * Interpolate function inputs with the curly-curly operator `{{`
  * More robust .env pronoun
  * New functions (pairlist2(), is_bool()) and features
  * Bugfixes and small improvements
  * More at:
  https://cran.r-project.org/web/packages/rlang/news/news.html

- Update to 0.3.4

- Update to 0.3.1

- Update to version 0.3.0.1

- Update to version 0.2.2. See changelog at:
  https://cran.r-project.org/web/packages/rlang/news/news.html
- Run spec file through R2spec.
- Run spec file through spec-cleaner.
- Various other spec file cleanups.

- Update to 0.2.0
- Removed "Suggests" as dependencies
- Removed %check

- added gcc-c++ build dependency

- Enable checks

- Update to 0.1.4

- Initial build