Update dependencies

Author: medikoo

package.json

@@ -21,16 +21,16 @@
   },
   "dependencies": {
     "d": "~0.1.1",
-    "es5-ext": "~0.10.4",
-    "es6-iterator": "~0.1.1",
-    "es6-set": "~0.1.1",
-    "es6-symbol": "~0.1.1",
-    "event-emitter": "~0.3.1"
+    "es5-ext": "~0.10.8",
+    "es6-iterator": "2",
+    "es6-set": "~0.1.2",
+    "es6-symbol": "3",
+    "event-emitter": "~0.3.4"
   },
   "devDependencies": {
-    "tad": "0.2.x",
-    "xlint": "~0.2.1",
-    "xlint-jslint-medikoo": "~0.1.2"
+    "tad": "~0.2.3",
+    "xlint": "~0.2.2",
+    "xlint-jslint-medikoo": "~0.1.4"
   },
   "scripts": {
     "lint": "node node_modules/xlint/bin/xlint --linter=node_modules/xlint-jslint-medikoo/index.js --no-cache --no-stream",