Merge remote-tracking branch 'origin/3.5' into develop

Conflicts:
	build/debian/changelog
	build/doxygen/dolibarr-doxygen.doxyfile
	build/exe/doliwamp/doliwamp.iss
	build/perl/virtualmin/dolibarr.pl
	build/rpm/dolibarr_fedora.spec
	build/rpm/dolibarr_generic.spec
	build/rpm/dolibarr_mandriva.spec
	build/rpm/dolibarr_opensuse.spec
	htdocs/compta/facture.php
	htdocs/core/modules/import/import_csv.modules.php
	htdocs/filefunc.inc.php