updated readme [ci skip]

README.md

@@ -9,7 +9,7 @@ No more `var_dump()` in your code!
 
 **Features:**
 
- - Generic debug bar with no other dependencies
+ - Generic debug bar
  - Easy to integrate with any project
  - Clean, fast and easy to use interface
  - Handles AJAX request
@@ -35,7 +35,7 @@ examples and [phpdebugbar.com](http://phpdebugbar.com) for a live example.
 
 ## Installation
 
-The easiest way to install DebugBar is using [Composer](https://github.com/composer/composer)
+The best way to install DebugBar is using [Composer](http://getcomposer.org)
 with the following requirement:
 
     {
@@ -44,20 +44,8 @@ with the following requirement:
         }
     }
 
-Alternatively, you can [download the archive](https://github.com/maximebf/php-debugbar/zipball/master) 
-and add the src/ folder to PHP's include path:
+If you are cloning the repository, you'll need to run `composer install`.
 
-    set_include_path('/path/to/src' . PATH_SEPARATOR . get_include_path());
-
-DebugBar does not provide an autoloader but follows the [PSR-0 convention](https://github.com/php-fig/fig-standards/blob/master/accepted/PSR-0.md).  
-You can use the following snippet to autoload DebugBar classes:
-
-    spl_autoload_register(function($className) {
-        if (substr($className, 0, 8) === 'DebugBar') {
-            $filename = str_replace('\\', DIRECTORY_SEPARATOR, trim($className, '\\')) . '.php';
-            require_once $filename;
-        }
-    });
 
 ## Quick start