Docs: Add stubbed readme

Author: phated

README.md

@@ -0,0 +1,49 @@
+<p align="center">
+  <a href="http://gulpjs.com">
+    <img height="257" width="114" src="https://raw.githubusercontent.com/gulpjs/artwork/master/gulp-2x.png">
+  </a>
+</p>
+
+# vinyl-sourcemap
+
+[![NPM version][npm-image]][npm-url] [![Downloads][downloads-image]][npm-url] [![Build Status][travis-image]][travis-url] [![AppVeyor Build Status][appveyor-image]][appveyor-url] [![Coveralls Status][coveralls-image]][coveralls-url] [![Gitter chat][gitter-image]][gitter-url]
+
+Add/write sourcemaps to/from Vinyl files.
+
+## Usage
+
+```js
+sourcemap.add(file, function(err, updatedFile) {
+
+});
+
+sourcemap.write(file, './maps', function(err, updatedFile, sourcemapFile) {
+
+});
+```
+
+## API
+
+### `sourcemap.add(file, callback)`
+
+### `sourcemap.write(file, [outputPath,] callback)`
+
+## License
+
+MIT
+
+[downloads-image]: http://img.shields.io/npm/dm/vinyl-sourcemap.svg
+[npm-url]: https://npmjs.com/package/vinyl-sourcemap
+[npm-image]: http://img.shields.io/npm/v/vinyl-sourcemap.svg
+
+[travis-url]: https://travis-ci.org/gulpjs/vinyl-sourcemap
+[travis-image]: http://img.shields.io/travis/gulpjs/vinyl-sourcemap.svg?label=travis-ci
+
+[appveyor-url]: https://ci.appveyor.com/project/gulpjs/vinyl-sourcemap
+[appveyor-image]: https://img.shields.io/appveyor/ci/gulpjs/vinyl-sourcemap.svg?label=appveyor
+
+[coveralls-url]: https://coveralls.io/r/gulpjs/vinyl-sourcemap
+[coveralls-image]: http://img.shields.io/coveralls/gulpjs/vinyl-sourcemap/master.svg
+
+[gitter-url]: https://gitter.im/gulpjs/gulp
+[gitter-image]: https://badges.gitter.im/gulpjs/gulp.png

package.json

@@ -1,7 +1,7 @@
 {
   "name": "vinyl-sourcemap",
   "version": "0.3.0",
-  "description": "Add sourcemaps to Vinyl files.",
+  "description": "Add/write sourcemaps to/from Vinyl files.",
   "author": "Gulp Team <team@gulpjs.com> (http://gulpjs.com/)",
   "contributors": [
     "Robin Venneman",