fixed missing dependencies and change to babel-jest

package.json

@@ -6,21 +6,21 @@
     "testFileExtensions": [
       "jest.js"
     ],
-    "scriptPreprocessor": "<rootDir>/__tests__/preprocessor.js",
+    "scriptPreprocessor": "<rootDir>/node_modules/babel-jest",
     "unmockedModulePathPatterns": [
       "<rootDir>/node_modules/react"
-    ],
-    "testPathIgnorePatterns": [
-      "<rootDir/__tests__/**/*.spec.js"
     ]
   },
   "private": true,
   "devDependencies": {
-    "babel": "^5.5.6",
+    "babel-jest": "^5.2.0",
+    "chai": "^3.0.0",
     "gulp": "^3.8.8",
+    "jest-cli": "^0.4.10",
     "laravel-elixir": "*",
     "mocha": "^2.2.5",
     "mocha-sinon": "^1.1.4",
+    "mocha-traceur": "^2.1.0",
     "sinon": "^1.14.1"
   },
   "dependencies": {