Rubinius v4.15 released!

[NewsBot]

Rubinius v4.15 has been released.

Version 4.15 (2020-02-02)

• Try a GitHub Action for CI. (Brian Shirai)
• Tabs . (Brian Shirai)
• My castle for a CLI linter. (Brian Shirai)
• Name some things. (Brian Shirai)
• Fifth times a charm?. (Brian Shirai)
• Shotgun the packages. (Brian Shirai)
• Maybe later GitHub Actions. (Brian Shirai)
• Dispose of ExtendedHeaders at the end of a GC cycle. (Brian Shirai)
• Ensure CallFrame is initialized. (Brian Shirai)
• Added undefined behavior sanitizer to --sanitize. (Brian Shirai)
• Run specs in small batches. (Brian Shirai)
• Clean up some old stuff. (Brian Shirai)
• Try Bionic again. (Brian Shirai)
• Release rapidjson document storage. (Brian Shirai)
• Revert “Release rapidjson document storage.” (Brian Shirai)
  The diagnostics JSON reporters need reworking.

This reverts commit be1e28c4ccc3bcbff70f08298deec981faaa69c4.

• Remove obsolete JIT file. (Brian Shirai)
• Introduce new Machine structure. (Brian Shirai)
  This provides proper and orderly creation of all the virtu…

Link: Release Release 4.15 · rubinius/rubinius · GitHub