prefer single quotes (rubocop)
fix whitespace (rubocop)
Use the new Ruby 1.9 hash syntax (rubocop)
wrap long lines (rubocop)
remove redundant return statements (rubocop)
rename is_git_repo? to git_repo? (rubocop)
use snake-case for filenames (rubocop)
add foodcritic
access node attributes in a consistent manner (foodcritic FC019)
prefer conditional attributes (foodcritic FC023)
add travis
add update documentation for 1.0.3