minor change to em executable

 On branch master

	modified:   bin/em.js
running sub commands

 On branch master

	modified:   bin/em.js
	modified:   enginemill.js
	new file:   lib/commands/console.js
	new file:   lib/commands/devserver.js
	new file:   lib/commands/run.js
	modified:   lib/index.js
	modified:   lib/repl.js
start running tests

 On branch master

	modified:   bin/em.js
	modified:   enginemill.js
	new file:   lib/commands/test.js
	new file:   lib/expected_globals.js
	modified:   lib/index.js
	modified:   package.json
	new file:   test/globals.js