- Changed the return-type of Kir\MySQL\Database::lastInsertId from int to string

Author: rkrx

src/Database.php

@@ -34,7 +34,7 @@ public function prepare($query);
 	public function exec($query, array $params = array());
 
 	/**
-	 * @return int
+	 * @return string
 	 */
 	public function getLastInsertId();
 

src/Databases/MySQL.php

@@ -100,7 +100,7 @@ public function exec($query, array $params = array()) {
 	}
 
 	/**
-	 * @return int
+	 * @return string
 	 */
 	public function getLastInsertId() {
 		return $this->pdo->lastInsertId();