bump version to 0.9.2

install.php

@@ -402,7 +402,7 @@
 			$page['body'] .= '<div class="ban"><h2>SQL errors</h2><p>SQL errors were encountered when trying to install the database. This may be the result of using a database which is already occupied with a Tinyboard installation; if so, you can probably ignore this.</p><p>The errors encountered were:</p><ul>' . $sql_errors . '</ul><p><a href="?step=5">Ignore errors and complete installation.</a></p></div>';
 		} else {
 			file_write($config['has_installed'], VERSION);
-			if(!@unlink(__FILE__)) {
+			if(!file_unlink(__FILE__)) {
 				$page['body'] .= '<div class="ban"><h2>Delete install.php!</h2><p>I couldn\'t remove <strong>install.php</strong>. You will have to remove it manually.</p></div>';
 			}
 		}
@@ -413,7 +413,7 @@
 		$page['body'] = '<p style="text-align:center">Thank you for using Tinyboard. Please remember to report any bugs you discover.</p>';
 		
 		file_write($config['has_installed'], VERSION);
-		if(!@unlink(__FILE__)) {
+		if(!file_unlink(__FILE__)) {
 			$page['body'] .= '<div class="ban"><h2>Delete install.php!</h2><p>I couldn\'t remove <strong>install.php</strong>. You will have to remove it manually.</p></div>';
 		}