Clear some spaces and fix some inconsistencies in application/ php files
diff --git a/application/views/welcome_message.php b/application/views/welcome_message.php
index 0dd8924..45360da 100644
--- a/application/views/welcome_message.php
+++ b/application/views/welcome_message.php
@@ -1,13 +1,13 @@
-<?php
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 /**
  * CodeIgniter
  *
  * An open source application development framework for PHP 5.2.4 or newer
  *
  * NOTICE OF LICENSE
- * 
+ *
  * Licensed under the Academic Free License version 3.0
- * 
+ *
  * This source file is subject to the Academic Free License (AFL 3.0) that is
  * bundled with this package in the files license_afl.txt / license_afl.rst.
  * It is also available through the world wide web at this URL:
@@ -24,9 +24,7 @@
  * @since		Version 1.0
  * @filesource
  */
-?>
-
-<!DOCTYPE html>
+?><!DOCTYPE html>
 <html lang="en">
 <head>
 	<meta charset="utf-8">
@@ -75,7 +73,7 @@
 	#body{
 		margin: 0 15px 0 15px;
 	}
-	
+
 	p.footer{
 		text-align: right;
 		font-size: 11px;
@@ -84,7 +82,7 @@
 		padding: 0 10px 0 10px;
 		margin: 20px 0 0 0;
 	}
-	
+
 	#container{
 		margin: 10px;
 		border: 1px solid #D0D0D0;