[2.0][DDC-426] Fixed issue with CliController that never notifies if run()...

[2.0][DDC-426] Fixed issue with CliController that never notifies if run() executed successfully or not.

lib/Doctrine/Common/Cli/CliController.php

@@ -138,6 +138,8 @@ class CliController extends AbstractNamespace
 
                 $this->runTask($taskName, $taskArguments);
             }
+
+            return true;
         } catch (\Exception $e) {
             $message = $taskName . ' => ' . $e->getMessage();
 
@@ -146,8 +148,9 @@ class CliController extends AbstractNamespace
             }
 
             $this->getPrinter()->writeln($message, 'ERROR');
-        }
 
+            return false;
+        }
     }
 
     /**