HTML email and add option MAIN_MAIL_ADD_INLINE_IMAGES_IF_IN_MEDIAS to
restore the inline images feature.

FIX : Agenda getCalendarEvents hook

Fix picture with jpeg extension are not visible

Fix : integration of expense report in accountancy bank journal

Fix : little problems in accountancy

Fix issue #6550

Fix : Display of textarea in holiday card

Fix : Missing picture for module multicurrency in md theme

Fix : missing language file in salaries index

Fix : Missing language file in accountancy configuration