When there are too many results, transaction search returns 0 results,
despite the fact the search is paginated...
Use another request to avoid these stupid limitations.

According to the label displayed on page ("veuillez contacter votre
conseiller"), it seems to be more a BrowserIncorrectPassword or an
ActionNeeded

The page after execute_transfer is a little different, so the data was
not extracted properly.

Support non-weboob iterators, and parameterize number of retries.

Browser2 HTML selectors tweak attributes of involved elements, then the
ItemElement writes an HTML file with the modified attributes and
restores the attributes.
This makes it easier to debug by showing visually for each object which
HTML elements were selected.