Update README.md

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WellRESTed WellRESTed
========== ==========
Simple PHP Library for RESTful APIs WellRESted provides classes to help you create RESTful APIs and work with HTTP requests and responses.
Examples
--------
### Responses
Build a response and use it to send output.
```php
$resp = new \pjdietz\WellRESTed\Response();
$resp->statusCode = 200;
$resp->setHeader('Content-type', 'text/plain');
$resp->body = 'Hello world!';
$resp->respond();
exit;
```
### Requests
You can access a Request singleton instance that represents the request sent to the current script.
```php
$rqst = \pjdietz\WellRESTed\Request::getRequest();
if ($rqst->method === 'PUT') {
$obj = json_decode($rqst->body);
// Do something with the JSON sent as the message body.
}
```
The Request class can also make a request to another server and provide the response as a Respones object. (This feature requires [PHP's cURL](http://php.net/manual/en/book.curl.php).)
```php
// Prepare a request.
$rqst = new \pjdietz\WellRESTed\Request();
$rqst->uri = 'http://my.api.local/resources/';
$rqst->method = 'POST';
$rqst->body = json_encode($newResource);
// Make the request.
$resp = $rqst->request();
// Read the response.
if ($resp->statusCode === 201) {
// The new resource was created.
$newResource = json_decode($resp->body);
}
```
### URIs and Routing
WellRESTed also provides several classes to facilitate working with resource-based URIs. You can create your own regular expressions to match the URIs, or you can use URI templates.
Here's an example of a Router subclass which examines the request URI, compares it against a series of URI templates, and matches the request to a particular Handler class.
For more information on URI templates, see [RFC 6570](http://tools.ietf.org/html/rfc6570).
```php
/**
* Loads and instantiates handlers based on URI.
*/
class MyRouter extends \pjdietz\WellRESTed\Router
{
public function __construct()
{
parent::__construct();
// Match any request to the URI "/things/"
// Send it to a handler to collections of thing objects.
$this->addRoute(Route::newFromUriTemplate('/things/', 'ThingCollectionHandler'));
// Match any request to "/things/" followed by a variable.
// Send the request to a handler for one thing object.
// The ThingItemHandler will receive an array containing an "id" key
// and the value from the URI.
$this->addRoute(Route::newFromUriTemplate('/things/{id}', 'ThingItemHandler'));
// ...Add as manu routes as you like here...
}
}
```
More explamples
---------------
For more examples, see the project [pjdietz/WellRESTed-Samples](https://github.com/pjdietz/WellRESTed-Samples).