move tracks_existence_of_test_doubles.rb where it belongs
Takes#takes: make warning-clean
MakesDucks#make: make warning-clean
bogus.rb: circular requires considered harmful
add two missing stdlib requires
prettify MethodStringifier#argument_to_string
Ruby 2.0 keyword arguments support
Merge pull request #2 from chastell/warning_clean

Make Bogus warning-clean
Require all the bogus files automatically
Merge pull request #3 from chastell/missing_stdlib_requires

Missing stdlib requires
Merge pull request #4 from chastell/keyword_arguments

Ruby 2.0 keyword arguments support
Add Ruby 2.0 to CI