Fix some minor glitches.

	modified:   index.js
	modified:   lib/read_config_performer.js
	modified:   package.json
Update config loading.

	modified:   examples/rails.coffee
	modified:   lib/configurator.js
WIP on proxy server.

 On branch master
	modified:   index.js
	modified:   lib/index.js
	new file:   lib/setup_proxy_server_performer.js