Updates documentation

Author: sagikazarmark

.scrutinizer.yml

@@ -6,3 +6,6 @@ checks:
     duplication: true
 tools:
   external_code_coverage: true
+  php_code_sniffer:
+    config:
+      standard: "PSR2"

README.md

@@ -28,6 +28,7 @@ Currently the following discovery strategies are available:
 
 - Http Adapter discovery
 - Message Factory discovery
+- URI Factory discovery
 
 
 ### Http Adapter discovery
@@ -42,33 +43,33 @@ HttpAdapterDiscovery::register('my_adapter', 'My\Adapter\Class');
 $adapter = HttpAdapterDiscovery::find();
 ```
 
+
 ### Message Factory discovery
 
-Two common message factories are bundled with this package. ([Guzzle](https://github.com/guzzle/psr7), [Diactoros](https://github.com/zendframework/zend-diactoros))
+Two common message factories are bundled with this package. ([Guzzle](https://github.com/guzzle/psr7) and [Diactoros](https://github.com/zendframework/zend-diactoros))
 
 ``` php
 use Http\Discovery\MessageFactoryDiscovery;
 
-MessageFactoryDiscovery::register('my_factory', 'Psr\Request\Implementation\Class', 'My\Factory\Class');
+MessageFactoryDiscovery::register('my_factory', 'My\Factory\Class', 'Psr\Request\Implementation\Class');
 
 $factory = MessageFactoryDiscovery::find();
 ```
 
+
 ### URI Factory discovery
 
-Two common URI factories are bundled with this package: ([Guzzle](https://github.com/guzzle/psr7)
-and [Diactoros](https://github.com/zendframework/zend-diactoros)).
+Two common URI factories are bundled with this package: ([Guzzle](https://github.com/guzzle/psr7) and [Diactoros](https://github.com/zendframework/zend-diactoros)).
 
 ``` php
 use Http\Discovery\UriFactoryDiscovery;
 
-MessageFactoryDiscovery::register('my_factory', 'Psr\Uri\Implementation\Class', 'My\Factory\Class');
+MessageFactoryDiscovery::register('my_factory', 'My\Factory\Class', 'Psr\Uri\Implementation\Class');
 
 $factory = UriFactoryDiscovery::find();
 ```
 
 
-
 ## Testing
 
 ``` bash