fix interface_selector bug
If a view using this selector defines an `accepts` attribute, the
view should be selectable only if the entity is of one of the
accepted types (+need to consider schema inheritance)
/*
* functions specific to cubicweb on google appengine
*
* :organization: Logilab
* :copyright: 2008 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
* :contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
*/
/* overrides rql_for_eid function from htmlhelpers.hs */
function rql_for_eid(eid) { return 'Any X WHERE X eid "' + eid + '"'; }