- Added new public method getLandingPage to AuthLib.php

- AuthLib->redirectToLandingPage now calls getLandingPage
- Added new controller system/Login.php to perform login operations
- Added new view system/login/usernamePassword.php to login with username and password
- Added css/Login.css, images/logo-300x160.png and js/Login.js to be used by usernamePassword.php

public/css/Login.css

@@ -0,0 +1,25 @@
+.login-form {
+	width: 340px;
+	margin: 50px auto;
+}
+
+.login-form form {
+	margin-bottom: 15px;
+	background: #f7f7f7;
+	box-shadow: 0px 2px 2px rgba(0, 0, 0, 0.3);
+	padding: 30px;
+}
+
+.login-form h2 {
+	margin: 0 0 15px;
+}
+
+.form-control, .btn {
+	min-height: 38px;
+	border-radius: 2px;
+}
+
+.btn {
+	font-size: 15px;
+	font-weight: bold;
+}