Ignore Gemfile.lock.
Move app inside lib.
Ignore overcommit .githooks.
Remove dummy spec.
Make executable file git-friendly.

Use dashes instead of underscores.
Ignore rubocop config.
Centralize require calls.
Add default rspec files.
Do not include tmp and .rspec in gem.
Add rspec-example_steps for testing.
Add debugger for testing.
Add git gem.
Add skeleton for git pretty-accept.
Display git calls while running.
Exit if any git call fails.
Display unexecuted git calls if any git call fails.
Remove rdoc readme from methadone default installation.
Update readme: add initial content.
Remove cucumber test from methadone default installation.
Add gem summary, description and website.