Only build against supported versions of ruby. 2.3 +#25

Merged

joesustaric merged 3 commits intomasterfrom remove_unsupported_ruby_versions

May 14, 2019

+15-6

Commits on Jan 29, 2019

adding in supported ruby versions (2.3 +)
Joe Sustaric
committed
2.3 min version
Joe Sustaric
committed
adding in a changelog
Joe Sustaric
committed