Started ticket 39, add code review.

We now have a limited support of the code review. Still some work to be
done to allow the submission of new patches on a given review and update
the status. For the moment, only pre-commit review is supported.

src/IDF/Middleware.php

@@ -54,6 +54,7 @@ class IDF_Middleware
             $request->conf->setProject($request->project);
             $ak = array('downloads_access_rights' => 'hasDownloadsAccess',
                         'wiki_access_rights' => 'hasWikiAccess',
+                        'review_access_rights' => 'hasReviewAccess',
                         'source_access_rights' => 'hasSourceAccess',
                         'issues_access_rights' => 'hasIssuesAccess');
             $request->rights = array();