Add a required minimum ruby version to gem spec.#892

Merged

tute merged 2 commits intodoorkeeper-gem:masterfrom knappe:Specify-Required-Ruby-Version

Oct 5, 2016

+1

Commits on Oct 5, 2016

Add a required minimum ruby version to gem spec.
Tyler Knappe
committed
Update to require 2.1 as the minimum ruby version, rather than 2.2.2."
Tyler Knappe
committed