resolve-relative-url

resolve-relative-url
====================


#### Introduction:
Resolve a possibly relative URL agains a source URL.
If the URL is not relative, return it unchanged.

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$3

Resolve a possibly relative URL

__Arguments__

* link - A possibly relative URL.
* source - Source URL.

__Example__

``js
var resolveRelative = require('resolve-relative-url');

var resolvedURL = resolveRelative('/banner.img', 'http://www.somedomain.com');
// http://www.somedomain.com/banner.img
var resolvedURL = resolveRelative('https://www.otherdomain.com/banner.img', 'http://www.somedomain.com');
// https://www.otherdomain.com/banner.img
var resolvedURL = resolveRelative('', 'http://www.somedomain.com');
// https://www.somedomain.com
``