Upgrade Rspec
Add rspec-its
Use `be true` in specs, rather than `be_true`
Use `skip` instead of `pending`
Upgrade Rspec to 3
Fix broken spec due to rspec upgrade
Fix rspec configuration deprecation warning
Use transpec to fix deprecations
Upgrade VCR
Raise Rspec errors on deprecations to prevent deprecation warnings
Rubocop: enforce hash alignment
Enable UTF-8 comment cop
Remove unneeded utf-8 comment
Add rubocop-rspec