Merge pull request #5 from ADmad/patch-1

Update instructions for running test suite.

Author: Nyholm

README.md

@@ -23,10 +23,17 @@ $ composer require php-http/cakephp-adapter
 
 ## Testing
 
+Start the development server using
+
 ``` bash
-$ composer test
+vendor/bin/http_test_server
 ```
 
+Then run the test suite using
+
+``` bash
+$ composer test
+```
 
 ## Contributing