Update package.json

Author: prestonvanloon

package.json

@@ -44,7 +44,7 @@
   "devDependencies": {
     "grunt": "~0.4.2",
     "grunt-cli": "~0.1",
-    "chai": "^2.0",
+    "chai": "^3.0",
     "mocha": "~1.18.0",
     "grunt-mocha": "~0.4.10",
     "grunt-contrib-jshint": "~0.9.2",