[REV] base, res.currency: reverted revision 4982 because it was causing an error when a res.currency.rate was searched with a domain like [('name', '=', '30-20-2013')]. This patch will be back with a graceful solution to fix the error
[FIX] http: bind RouteMap using environ to allow correct redirections
(manual forward port of revid 3860 chs@openerp.com-20131023162646-9t8iu2okkddg56yi from web branch)