aruba 2.1.0

• appraisal 2.5.0 ~> 2.4

• json 2.7.2 ~> 2.1

• kramdown 2.4.0 ~> 2.1

• minitest 5.22.3 ~> 5.10

• pry 0.14.2 >= 0.13.0, < 0.15.0

• pry-doc 1.5.0 ~> 1.0

• rake 13.2.1 >= 12.0, < 14.0

• rake-manifest 0.2.3 ~> 0.2.0

• rspec 3.13.0 ~> 3.11

• rubocop 1.63.4 ~> 1.28, != 1.29.0

• rubocop-packaging 0.5.2 ~> 0.5.0

• rubocop-performance 1.21.0 ~> 1.13

• rubocop-rspec 2.29.2 ~> 2.8

• simplecov 0.21.2 >= 0.18.0, < 0.22.0

• yard-junk 0.0.9 ~> 0.0.7