Added support for options parameter in console.dir()

Signed-off-by: Fedor Indutny <fedor@indutny.com>

lib/console.js

@@ -65,8 +65,13 @@ Console.prototype.warn = function() {
 Console.prototype.error = Console.prototype.warn;
 
 
-Console.prototype.dir = function(object) {
-  this._stdout.write(util.inspect(object, { customInspect: false }) + '\n');
+Console.prototype.dir = function(object, options) {
+  if (typeof options === 'object' && options !== null) {
+    options.customInspect = false;
+  } else {
+    options = { customInspect: false };
+  }
+  this._stdout.write(util.inspect(object, options) + '\n');
 };