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>

erp5_web_renderjs_ui: keep previous focus color

This reverts commit a87db49b.

Change max age to 1 hour and 1 day

erp5_search_rank_catalog: do not destroy the previously calculated rank

erp5_search_rank_catalog: Show module content before tools content

erp5_search_rank_catalog: keep default value low, to prevent having huge rank score

Otherwise, method draw enter an infinite loop if users selected some elements

https://github.com/methodofaction/Method-Draw/tree/463e526dbc6ec48561822fde5dec02e085e86497

Lazy loading img are also not loaded, which speed up page rendering.

This is a simplified version that works well enough for python 2.
For Zope 4 and python 3 we are considering reusing publish.