Add scripts entry to package.json.

Former-commit-id: 9ab2b915ea8aa6c3b8c28b5d14eaa32613db7ed0

package.json

@@ -31,6 +31,10 @@
     "type": "git",
     "url": "https://github.com/bestiejs/lodash.git"
   },
+  "scripts": {
+    "build": "node build",
+    "test": "node test/test"
+  },
   "engines": [
     "node",
     "rhino"
@@ -39,4 +43,4 @@
     "doc": "./doc",
     "test": "./test"
   }
-}
+}