Change upgrader landing page to prereq page

include/upgrader/prereq.inc.php

@@ -12,7 +12,7 @@ if(!defined('OSTSCPINC') || !$thisstaff || !$thisstaff->isAdmin()) die('Access D
             <h2>Getting ready!</h2>
             <p>Before we begin, we'll check your server configuration to make sure you meet the minimum requirements to run the latest version of osTicket.</p>
             <h3>Prerequisites: <font color="red"><?php echo $errors['prereq']; ?></font></h3>
-            These items are necessary in order to use osTicket the latest version of osTicket.
+            These items are necessary in order to run the latest version of osTicket.
             <ul class="progress">
                 <li class="<? echo $upgrader->check_php()?'yes':'no'; ?>">
                 PHP v4.3 or greater - (<small><b><?php echo PHP_VERSION; ?></b></small>)</li>

include/upgrader/upgrade.inc.php

@@ -26,7 +26,7 @@ $action=$upgrader->getNextAction();
     </div>
     <div id="sidebar">
             <h3>Upgrade Tips</h3>
-            <p>1. Be patient the process will take a couple of seconds.</p>
+            <p>1. Be patient the process will take a couple of minutes.</p>
             <p>2. If you experience any problems, you can always restore your files/database backup.</p>
             <p>3. We can help, feel free to <a href="http://osticket.com/support/" target="_blank">contact us </a> for professional help.</p>
     </div>

scp/upgrade.php

@@ -61,7 +61,7 @@ switch(strtolower($upgrader->getState())) {
         $inc='done.inc.php';
         break;
     default:
-        $inc='upgrade.inc.php';
+        $inc='prereq.inc.php';
         if($upgrader->isAborted())
             $inc='aborted.inc.php';
         elseif(!$ost->isUpgradePending())