facebook/regenerator — pull request #138 by bolinfest (2014-11-07 17:31:21+00:00)
Title: Fix https://github.com/facebook/regenerator/issues/137.

Use commoner instead of commander so it is trivial to transform
an entire directory of .js files from the command line.

The traditional `regenerator --include-runtime es6.js > es5.js` use
case still works, as well.