npm WARN deprecated

`➜ react-redux-universal-hot-example git:(master) npm install`
`npm WARN deprecated bootstrap-sass-loader@1.0.10: Replaced by bootstrap-loader. Please upgrade.`
`npm WARN deprecated autoprefixer-loader@3.2.0: Please use postcss-loader instead of autoprefixer-loader`
`npm WARN deprecated css-list@0.1.3: Deprecated.`
`npm WARN deprecated jade@0.26.3: Jade has been renamed to pug, please install the latest version of pug instead of jade`
`npm WARN deprecated to-iso-string@0.0.2: to-iso-string has been deprecated, use @segment/to-iso-string instead.`
`npm WARN deprecated minimatch@0.3.0: Please update to minimatch 3.0.2 or higher to avoid a RegExp DoS issue`
`npm WARN deprecated tough-cookie@2.2.2: ReDoS vulnerability parsing Set-Cookie https://nodesecurity.io/advisories/130`
`npm WARN prefer global node-gyp@3.4.0 should be installed with -g`