actually run the test 🎉

Author: Jan Lohage

package.json

@@ -18,7 +18,7 @@
     "lint:types": "mkdirp dtslint-build && cd dtslint-build && echo '{\"devDependencies\":{\"dtslint\":\"^0.3.0\"},\"scripts\":{\"dtslint\":\"dtslint ../types\"}}' > package.json && npm install && npm run dtslint",
     "mocha": "mocha --opts mocha.opts",
     "coverage": "istanbul cover node_modules/mocha/bin/_mocha -- --opts mocha.opts",
-    "test": "npm run lint && npm run coverage"
+    "test": "npm run lint && npm run lint:types && npm run coverage"
   },
   "semistandard": {
     "env": [