fix label in generated form for relations
the label for object relations was incorrect, because the '_object' mangling is
done on the wrong component of field.label.
fix ticket 472831
CubicWeb.require('ajax.js');
function removeBookmark(beid) {
d = asyncRemoteExec('delete_bookmark', beid);
d.addCallback(function(boxcontent) {
reloadComponent('bookmarks_box', '', 'boxes', 'bookmarks_box');
document.location.hash = '#header';
updateMessage(_("bookmark has been removed"));
});
}