PhotoPage: show software used to edit photo

templates/PhotoPage.php

@@ -132,6 +132,11 @@ class PhotoPage extends SubTemplate
 						<dt>ISO Speed</dt>
 						<dd>', $this->exif->iso, '</dd>';
 
+		if (!empty($this->exif->software))
+			echo '
+						<dt>Software</dt>
+						<dd>', $this->exif->software, '</dd>';
+
 		echo '
 					</dl>
 				</div>';