add iconv-lite

package.json

@@ -14,7 +14,8 @@
     "coffeescript-module": "~ 0.2.1",
     "pngjs": "~ 0.4.0",
     "rsvp": "~ 3.0.6",
-    "lodash": "~ 2.4"
+    "lodash": "~ 2.4",
+    "iconv-lite": "~ 0.4.4"
   },
   "scripts": {
     "test": "mocha test"