Update to NPM version

ProjectSourceCode/node_modules/is-ip/readme.md

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+# is-ip [![Build Status](https://travis-ci.org/sindresorhus/is-ip.svg?branch=master)](https://travis-ci.org/sindresorhus/is-ip)
+
+> Check if a string is an IP address
+
+
+## Install
+
+```
+$ npm install --save is-ip
+```
+
+
+## Usage
+
+```js
+const isIp = require('is-ip');
+
+isIp('192.168.0.1');
+//=> true
+
+isIp('1:2:3:4:5:6:7:8');
+//=> true
+
+isIp.v4('1:2:3:4:5:6:7:8');
+//=> false
+```
+
+
+## API
+
+### isIp(input)
+
+Check if `input` is IPv4 or IPv6.
+
+### isIp.v4(input)
+
+Check if `input` is IPv4.
+
+### isIp.v6(input)
+
+Check if `input` is IPv6.
+
+
+## Related
+
+- [ip-regex](https://github.com/sindresorhus/ip-regex) - Regular expression for matching IP addresses
+
+
+## License
+
+MIT © [Sindre Sorhus](https://sindresorhus.com)