[FIX] web: IE <= 11.0 doesn't support ChildNode.remove
[FIX] web: IE <= 11.0 doesn't support ChildNode.remove

IE 11.0 doesn't support `Childnode.remove`:
http://caniuse.com/#feat=childnode-remove

As a workaround, we use `Node.removeChild`,
which is more widely supported.

opw-710617

hip-odoo/odoo,ygol/odoo,ygol/odoo,ygol/odoo,hip-odoo/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,hip-odoo/odoo,hip-odoo/odoo,hip-odoo/odoo,hip-odoo/odoo