[t#2633] Fix determination of (xml) Response by improving loading handler(type) code.
[t#2633] Fix determination of (xml) Response by improving loading handler(type) code.

Due to refactoring of [t#3286] by commit 5ba946c0a09ed41e746dfbefa2a70b6fa939f481

open2bizz/odoo-addons,open2bizz/odoo-addons