[FIX] web: date autocompletion should use user's locale

search bar does not suggest date field format based on user's locale and always shows based on mmddyy using Date.parse,  opw:615276

Note: starting in 9.0, datejs has been replaced by momentjs, so this
problem should be solved in a better way.
[IMP] Speedup test account_assert_test.xml in account
Merge remote-tracking branch 'odoo/7.0' into 7.0