Decrease complexity of Popme::Search and Popme::Verification
Add trap to catch ctrl+c
Locate all 'requires' in lib/popme.rb
Decrease complexity of Popme::CLI#search.
Fix nil-return bug at String#utf8_encode core extension.
Add myself to authors
Add my name to authors array in gemspec
Refactor String#utf8_encode after code review from Avgerinos