Merge branch 'develop' of https://github.com/Dolibarr/dolibarr into develop

build/debian/README.howto

dev/skeletons/modMyModule.class.php

htdocs/commande/stats/index.php

htdocs/compta/facture/list.php

htdocs/core/boxes/box_graph_orders_permonth.php

htdocs/core/boxes/box_graph_orders_supplier_permonth.php

htdocs/core/boxes/box_graph_propales_permonth.php

htdocs/core/lib/functions.lib.php

htdocs/core/lib/usergroups.lib.php

htdocs/core/modules/modFournisseur.class.php

htdocs/core/modules/modPropale.class.php

htdocs/includes/tcpdf/CHANGELOG.TXT

htdocs/includes/tcpdf/README.TXT

htdocs/includes/tcpdf/composer.json

htdocs/includes/tcpdf/include/tcpdf_fonts.php

htdocs/includes/tcpdf/include/tcpdf_static.php

htdocs/includes/tcpdf/tcpdf.php

htdocs/langs/en_US/bills.lang

htdocs/langs/en_US/orders.lang

htdocs/langs/en_US/propal.lang