Build #13:   Use Ruby 1.9 style colon syntax on branch master about 7 years ago

Build #25:   Bump RuboCop to 0.39.0 on branch master over 9 years ago

Build #16:   Update the year of LICENSE on branch master almost 11 years ago

Build #24:   Update the badge of Coveralls on branch master over 10 years ago

Build #6:   Pass self to the block on branch master almost 10 years ago