Update dependencies and add testURL to Jest config. Fixes #23

Author: ryanhefner

package.json

@@ -76,7 +76,8 @@
     "setupFiles": [
       "<rootDir>/tools/jest-setup.js"
     ],
-    "setupTestFrameworkScriptFile": "./node_modules/jest-enzyme/lib/index.js"
+    "setupTestFrameworkScriptFile": "./node_modules/jest-enzyme/lib/index.js",
+    "testURL": "http://localhost"
   },
   "keywords": [
     "react",