fix(cli): Always pass an instance of fs to processArgs.

Closes #677

Author: dignifiedquire

lib/cli.js

@@ -203,7 +203,7 @@ exports.process = function() {
   default:
     describeShared();
     if (!options.cmd) {
-      processArgs(argv, options);
+      processArgs(argv, options, fs, path);
       console.error('Command not specified.');
     } else {
       console.error('Unknown command "' + options.cmd + '".');