Gulp wathc and link package add package.json:

 "scripts": {
    "pkg-link": "gulp --gulpfile ./node_modules/pkg-link/gulpfile.js link --cwd",
    "watch-pkg-link": "gulp ./node_modules/pkg-link/gulpfile.js link:watch --cwd"
}

Added root direcory you project config file .linkpkg:

{
"list": [
      "../path-to-npm-module"
  ]
}