Hotline master

See merge request !1974

Merge branch 'dev#50182_1055_seaside_meilleur_reporting_poker_1_generation_du_rapport_html_dans_bokeh_json' into 'master'

Dev#50182 1055 seaside meilleur reporting poker 1 generation du rapport html dans bokeh json

See merge request !1972

hotline #52364 : revert legacy training page

See merge request !1969

hotline #52528 : fix advanced search display detection

See merge request !1971

hotline #52594 move image into anchor in vertical menu

See merge request !1970

Merge branch 'master' into origin-dev#50182_1055_seaside_meilleur_reporting_poker_1_generation_du_rapport_html_dans_bokeh_json

Merge branch 'hotline#52395_resultat_recherche_mode_mur_icones_de_la_barre_de_lien_ko_incompatibilite_avec_les_portails_chartes' into 'hotline-master'

hotline #52395 fix link html in search result wall mode record toolbar

See merge request !1967

Hotline#52410 capv38 bug modif boites dans le backoffice

See merge request !1966

Revert "hotline #52410 form elements without label should be wrap with td colspan 2"

This reverts commit 2b111998.

Performance improvements

See merge request !1965

# Conflicts:
#	tests/application/modules/admin/controllers/NewsletterControllerTest.php
#	tests/library/Class/NewsletterSubscriptionTest.php