Merge remote-tracking branch 'Upstream/develop' into 5.0-p35

ChangeLog

build/debian/README.howto

dev/skeletons/skeleton_list.php

htdocs/.gitignore

htdocs/accountancy/admin/account.php

htdocs/accountancy/admin/defaultaccounts.php

htdocs/accountancy/admin/importaccounts.php

htdocs/accountancy/admin/index.php

htdocs/accountancy/admin/productaccount.php

htdocs/accountancy/class/html.formventilation.class.php

htdocs/accountancy/customer/lines.php

htdocs/accountancy/customer/list.php

htdocs/accountancy/expensereport/lines.php

htdocs/accountancy/expensereport/list.php

htdocs/accountancy/supplier/lines.php

htdocs/accountancy/supplier/list.php

htdocs/adherents/class/adherent.class.php

htdocs/adherents/list.php

htdocs/admin/agenda_other.php

htdocs/admin/confexped.php