Misc #9233: Update tooling for SemVer

• Status: Closed
• Assignee: -

[zzak (zzak _)]

cc #8835

[zzak (zzak _)]

• Assignee deleted (nobu (Nobuyoshi Nakada))

Oops, somehow nobu got assigned to this on accident

[hsbt (Hiroshi SHIBATA)]

• Target version changed from 2.1.0 to 2.2.0

[hsbt (Hiroshi SHIBATA)]

• Status changed from Open to Closed

already shipped Ruby 2.1.0.