Allow edition in the new UI

This make everything slow as hell and prevent to quickly save.

Example: <h2 class="foo">bar</h2> => <h3 class="foo">bar</h3>

This reverts commit a87db49b.

erp5_web_renderjs_ui: keep previous focus color

See nexedi/erp5@6c4f7600

Allows to keep UI tests working independently of the login process
implementation details.

This reverts commit e5c160bc.