update 1.0.8.0

Commits for version update

vendor/brozot/laravel-fcm/src/Response/TopicResponseContract.php

@@ -0,0 +1,31 @@
+<?php namespace LaravelFCM\Response;
+
+/**
+ * Interface TopicResponseContract
+ *
+ * @package LaravelFCM\Response
+ */
+interface TopicResponseContract {
+
+	/**
+	 * true if topic sent with success
+	 * @return bool
+	 */
+	public function isSuccess();
+
+	/**
+	 * return error message
+	 * you should test if it's necessary to resent it
+	 *
+	 * @return string error
+	 */
+	public function error();
+
+	/**
+	 * return true if it's necessary resent it using exponential backoff
+	 *
+	 * @return bool
+	 */
+	public function shouldRetry();
+
+}