sickill / rainbow / 221

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travis-ci

Use rubocop latest, drop support for Ruby 2.1, 2.2 (#91)

* Use RuboCop without version specifier to keep to latest

* TargetRubyVersion 2.2, required_ruby_version 2.2+

  - always use latest rubocop
  - lint

* AppVeyor CI: Update matrix

* Update to 2.3+

  - CI failed in Appveyor, saying psych needs 2.3+
  - Update Travis, AppVeyor, RuboCop, gemspec
  - Lint

* CI: AppVeyor drop 2.6

  - This failed with an error: Gem::RuntimeRequirementNotMetError: psych requires Ruby version >= 2.3, < 2.6. The current ruby version is 2.6.1.33

* Spec: Add coverage of one more code path

5 of 5 new or added lines in 2 files covered. (100.0%)

824 of 825 relevant lines covered (99.88%)

20.52 hits per line