first release of SSO package and more examples

_examples/mvc/websocket-sso/views/signin.html

@@ -0,0 +1,9 @@
+<div class="user_signin">
+    <form action="" method="post">
+        <label for="username">Email:</label>
+        <input name="username" type="email" />
+        <label for="password">Password:</label>
+        <input name="password" type="password" />
+        <input type="submit" value="Sign in" />
+    </form>
+</div>