MAGETWO-64554: Rename config.local.php file, use env.php file as configs storage

Author: shiftedreality

lib/internal/Magento/Framework/App/DeploymentConfig/Reader.php

@@ -8,6 +8,7 @@
 
 use Magento\Framework\App\Filesystem\DirectoryList;
 use Magento\Framework\Config\File\ConfigFilePool;
+use Magento\Framework\Exception\FileSystemException;
 use Magento\Framework\Filesystem\DriverPool;
 
 /**
@@ -85,7 +86,8 @@ public function getFiles()
      *
      * @param string $fileKey The file key (deprecated)
      * @return array
-     * @throws \Exception
+     * @throws FileSystemException If file can not be read
+     * @throws \Exception If file key is not correct
      * @see FileReader
      */
     public function load($fileKey = null)