Add README file

README.md

@@ -0,0 +1,58 @@
+# demander
+
+[![Software License](https://img.shields.io/badge/license-MIT-brightgreen.svg?style=flat-square)](LICENSE.md)
+[![Build Status](https://img.shields.io/travis/nigelgreenway/demander/master.svg?style=flat-square)](https://travis-ci.org/nigelgreenway/demander)
+
+This is where your description should go. Try and limit it to a paragraph or two, and maybe throw in a mention of what
+PSRs you support to avoid any confusion with users and contributors.
+
+## Install
+
+Via Composer
+
+``` bash
+$ composer require league/demander
+```
+
+## Usage
+
+Below is a very basic example on how to use the package. More docs will be released when version 1.0 is released in the next week or two.
+
+``` php
+
+$mapping = [
+    'GetActiveEmployeesQuery' => 'GetActiveEmployeesQueryHandler',
+];
+
+$mediator = new NigelGreenway\Demander($mapping);
+
+$activeEmployees = $mediator->request(new GetEmployeesByStatusQuery('active'));
+
+foreach($activeEmployees as $activeEmployee) {
+    echo $activeEmployee->fullName;
+}
+
+
+```
+
+## Testing
+
+``` bash
+$ phpunit
+```
+
+## Contributing
+
+Please see [CONTRIBUTING](CONTRIBUTING.md) for details.
+
+## Security
+
+If you discover any security related issues, please email [email protected] instead of using the issue tracker.
+
+## Credits
+
+- [Nigel Greenway](https://github.com/NigelGreenway)
+
+## License
+
+The MIT License (MIT). Please see [License File](LICENSE.md) for more information.