add some attributes + email change strategies base classes + interface

lib/User/Strategy/InsecureEmailChangeStrategy.php

@@ -0,0 +1,17 @@
+<?php
+namespace Da\User\Strategy;
+
+use Da\User\Contracts\StrategyInterface;
+
+/**
+ *
+ * InsecuredEmailChangeStrategy.php
+ *
+ * Date: 3/12/16
+ * Time: 16:21
+ * @author Antonio Ramirez <hola@2amigos.us>
+ */
+class InsecuredEmailChangeStrategy implements StrategyInterface
+{
+
+}