Merge branch '0.9.x' into refactor-api

* 0.9.x:
  change DB so OpenIDPlugin manages OpenID tables
  Some bug fixes
  check the schema
  add some more methods to Schema
  Added hook for Aside container
  Revert "Outputting UTF-8 charset in document header irrespective of mimetype."
  FOAF for Groups.
  use schema tool to create a table
  statusize schema-related modules
  test script for schema code
  make table def method of schema code work
  start a module for schema management

lib/router.php

@@ -241,6 +241,10 @@ class Router
                         array('nickname' => '[a-zA-Z0-9]+'));
         }
 
+        $m->connect('group/:nickname/foaf',
+                    array('action' => 'foafgroup'),
+                    array('nickname' => '[a-zA-Z0-9]+'));
+
         $m->connect('group/:nickname/blocked',
                     array('action' => 'blockedfromgroup'),
                     array('nickname' => '[a-zA-Z0-9]+'));