originally this comes from the (monkeypatch-removed) serialization and
reloading of the VS searchQuery.
This is needed because on ``SearchFacet#remove`` VS launches a
``searchEvent``, and counts on *that* to visually impact the removal
of a given facet (by just re-rendering everything)
bzr revid: xmo@openerp.com-20120320153634-rhguje7to3f0dj2p