Include github page in gemspec.
Update description in gemspec.
Spell Will's name right.
First draft of npm package.
Ignore node_modules.
Add contributors and dependencies.
Create js directory.
Rename .js.coffee files .coffee.

It's more rails-y to use both extensions, but the coffee
compiler ends up creating files named *.js.js
Ignore generated js files.
Node main file is generated hippodrome.js.
Define build/prepublish scripts.
move hippodrome-test to hippodrome-test-rails.
Rename spec file from .js.coffee to .coffee.
npm package file for npm test harness.
Get javascript running in rails and node.
Ruby version comes from node verion.

Node's config is just data, so it can't read the version from
an external source.  Being just data makes it easy for ruby to
steal its version string.
Install gulp plugins.
Install gulp locally.
Install gulp-insert.
Concat and compile source with gulp.