Merge pull request #2323 from blink1073/fix-minimist-typings

Fix missing typings file

packages/coreutils/package.json

@@ -23,6 +23,7 @@
     "url-parse": "^1.1.8"
   },
   "devDependencies": {
+    "@types/minimist": "^1.2.0",
     "rimraf": "^2.5.2",
     "typescript": "^2.2.1"
   },