Merge remote-tracking branch 'origin/3.7' into develop

Conflicts:
	htdocs/compta/facture/impayees.php
	htdocs/compta/index.php
	htdocs/core/boxes/box_prospect.php
	htdocs/includes/tcpdf/fonts/dejavusanscondensed.ctg.z
	htdocs/includes/tcpdf/fonts/dejavusanscondensed.z
	htdocs/includes/tcpdf/fonts/dejavusanscondensedb.ctg.z
	htdocs/includes/tcpdf/fonts/dejavusanscondensedb.z
	htdocs/includes/tcpdf/fonts/dejavusanscondensedbi.ctg.z
	htdocs/includes/tcpdf/fonts/dejavusanscondensedbi.z
	htdocs/includes/tcpdf/fonts/dejavusanscondensedi.ctg.z
	htdocs/includes/tcpdf/fonts/dejavusanscondensedi.z
	htdocs/includes/tcpdf/fonts/dejavusansextralight.ctg.z
	htdocs/includes/tcpdf/fonts/dejavusansextralight.z
	htdocs/includes/tcpdf/fonts/dejavusansmono.ctg.z
	htdocs/includes/tcpdf/fonts/dejavusansmono.z
	htdocs/includes/tcpdf/fonts/dejavusansmonob.ctg.z
	htdocs/includes/tcpdf/fonts/dejavusansmonob.z
	htdocs/includes/tcpdf/fonts/dejavusansmonobi.ctg.z
	htdocs/includes/tcpdf/fonts/dejavusansmonobi.z
	htdocs/includes/tcpdf/fonts/dejavusansmonoi.ctg.z
	htdocs/includes/tcpdf/fonts/dejavusansmonoi.z