Merge remote-tracking branch 'origin/develop' into 3.8

ChangeLog

build/debian/README.howto

htdocs/admin/tools/listevents.php

htdocs/comm/askpricesupplier/index.php

htdocs/comm/mailing/list.php

htdocs/comm/propal/index.php

htdocs/comm/prospect/index.php

htdocs/commande/index.php

htdocs/compta/bank/categ.php

htdocs/compta/bank/ligne.php

htdocs/compta/facture/mergepdftool.php

htdocs/contact/list.php

htdocs/contrat/services.php

htdocs/core/boxes/box_contacts.php

htdocs/core/class/html.formother.class.php

htdocs/core/lib/functions.lib.php

htdocs/core/lib/project.lib.php

htdocs/core/modules/project/doc/pdf_baleine.modules.php

htdocs/core/modules/project/doc/pdf_beluga.modules.php

htdocs/core/tpl/objectline_edit.tpl.php