Remove jscs from dependencies, updating version under devDependencies.

This makes `npm install .` actually work. Yay!
Add 'node: true' to .jshintrc.

Removed redundant file-based directives, leaving in-place bin/cli.js' in order to avoid conflicts with other pull request.
Merge pull request #4 from evocateur/jscs-dev-dep

Remove jscs from dependencies, updating version under devDependencies.