Merge pull request allure-framework#18 from tyz910/master

class annotation fix

Author: vania-pooh

src/Yandex/Allure/Adapter/AllureAdapter.php

@@ -161,10 +161,14 @@ public function startTestSuite(PHPUnit_Framework_TestSuite $suite)
         $event = new TestSuiteStartedEvent($suiteName);
         $this->uuid = $event->getUuid();
         $this->suiteName = $suiteName;
-        $annotationManager = new Annotation\AnnotationManager(
-            Annotation\AnnotationProvider::getClassAnnotations($suite)
-        );
-        $annotationManager->updateTestSuiteEvent($event);
+
+        if (class_exists($suiteName, false)) {
+            $annotationManager = new Annotation\AnnotationManager(
+                Annotation\AnnotationProvider::getClassAnnotations($suiteName)
+            );
+            $annotationManager->updateTestSuiteEvent($event);
+        }
+
         Allure::lifecycle()->fire($event);
     }