[FIX] Fix QWeb2.tools.extend causing t-import="" to fail
[FIX] Fix QWeb2.tools.extend causing t-import="" to fail

--HG--
extra : convert_revision : fme%40openerp.com-20110504104357-4t385mu41ipwn8og


havt/openerp-web,havt/openerp-web,akretion/openerp-web,havt/openerp-web,havt/openerp-web,akretion/openerp-web,havt/openerp-web,akretion/openerp-web