Cache fetched bundler and parsed bundle.
init
Realize the bundle if bundler_path is called before bundle.
Really just one instance of things.
Less magic.
Merge branch 'master' into cache-parsed-bundle
Merge branch 'cache-parsed-bundle' of git://github.com/dpiddy/heroku-buildpack-ruby
update rails 4 copy
as of Rails 4 RC2, don't need to check in binstubsAO
bump v64
update changelog
put binstubs on path and stop symlinking
fix #108, scope bundler bin to build
Merge branch 'master' of git://github.com/heroku/heroku-buildpack-ruby