Normalize execution guards on OStatus php files; mostly helps cut down on annoying 'class not found' errors when something spiders the dirs. :P

plugins/OStatus/OStatusPlugin.php

@@ -22,7 +22,9 @@
  * @maintainer Brion Vibber <brion@status.net>
  */
 
-if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
+if (!defined('STATUSNET')) {
+    exit(1);
+}
 
 set_include_path(get_include_path() . PATH_SEPARATOR . dirname(__FILE__) . '/extlib/');