Update core-object & mocha.

Fixes #13

Author: lukemelia

package.json

@@ -19,11 +19,11 @@
   "devDependencies": {
     "chai": "^3.5.0",
     "glob": "^7.0.3",
-    "mocha": "^2.2.4"
+    "mocha": "^3.1.2"
   },
   "dependencies": {
     "chalk": "^1.0.0",
-    "core-object": "0.0.2",
+    "core-object": "2.0.6",
     "lodash.clonedeep": "^4.5.0"
   }
 }