showstream for singleuser instance too

singleuser instances shouldn't be too special and have too many
alternative methods of doing stuff.

lib/router.php

@@ -1066,6 +1066,7 @@ class Router
                 $m->connect(':nickname/rsd.xml',
                             array('action' => 'rsd'),
                             array('nickname' => Nickname::DISPLAY_FMT));
+            }
 
             $m->connect(':nickname',
                         array('action' => 'showstream'),
@@ -1074,7 +1075,6 @@ class Router
             $m->connect(':nickname/',
                         array('action' => 'showstream'),
                         array('nickname' => Nickname::DISPLAY_FMT));
-            }
 
             // AtomPub API