Fix some annotates

ClassLoader.php

@@ -181,7 +181,7 @@ class ClassLoader
         $classPath .= str_replace('_', DIRECTORY_SEPARATOR, $className) . '.php';
 
         foreach ($this->prefixes as $prefix => $dirs) {
-            if (0 === strpos($class, $prefix)) {
+            if ($class === strstr($class, $prefix)) {
                 foreach ($dirs as $dir) {
                     if (file_exists($dir . DIRECTORY_SEPARATOR . $classPath)) {
                         return $dir . DIRECTORY_SEPARATOR . $classPath;

ClassMapGenerator.php

@@ -39,7 +39,7 @@ class ClassMapGenerator
     /**
      * Iterate over all files in the given directory searching for classes
      *
-     * @param Iterator|string $dir The directory to search in or an iterator
+     * @param \Iterator|string $dir The directory to search in or an iterator
      *
      * @return array A class map array
      */

README.md

@@ -65,5 +65,5 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/ClassLoader/
-    $ composer.phar install --dev
+    $ composer.phar install
     $ phpunit