add template files and compose file, fix syntax errors in template

logincontroller.php

@@ -0,0 +1,24 @@
+<?php
+
+require_once("Models/User.php");
+
+$user = new User();
+$userDataSet = new UserDataSet();
+
+if (isset($_POST["loginButton"])) {
+    $username = $_POST["username"];
+    $password = hash("sha256", $_POST["password"]);
+
+    // create a new student dataset object that we can generate data from
+    if($userDataSet->checkUserCredentials($username, $password)) {
+        $user->Authenticate($username, $password);
+    }
+    else {
+        echo "Error in Uname / Pass";
+    }
+}
+
+if (isset($_POST["logoutButton"]))
+{
+    $user->logout();
+}