run CI with Rails 4-0-stable
update gemspec
run test suite without bundle exec
Merge pull request #45 from frodsan/test_with_4_0_stable

run CI with Rails 4-0-stable
Merge pull request #46 from frodsan/bundler_setup

run test suite without bundle exec
Add badges to the readme
Rename README
Remove beta CHANGELOG
Release 4.0.1
Update the build configuration

Let's make the Rubinius build run on Travis installing the rubysl gem
and the necessary extra depedencies such as Racc.

Also, the `-19mode` suffix is not needed anymore in the Travis config
file.
Merge pull request #53 from robin850/master

Update the build configuration
Add 2.1.0 to the matrix
Register coffee extension for rake notes