Add support for ruby 3.0.0-preview #77
Description
Ruby 3.0.0-preview1 is out, and it's important to be prepared for release.
Would be nice if travis could support this ruby on both mac and linux.
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Ruby 3.0.0-preview1 is out, and it's important to be prepared for release.
Would be nice if travis could support this ruby on both mac and linux.