Add feature to order to invoice on supplier part
Merge branch 'develop' of git@github.com:Dolibarr/dolibarr.git into develop
set ref_supplier for contract field
Fix for travis syntax
Add cache excel export on harddrive with
MAIN_USE_FILECACHE_EXPORT_EXCEL_DIR const. It can avoid lot's of stack
overflow on large excel export
changelog
Merge branch 'develop' of git@github.com:Dolibarr/dolibarr.git into
develop

Conflicts:
	htdocs/contrat/class/contrat.class.php
	htdocs/fourn/card.php
Fix travis (strange I didn't update this file)
Merge pull request #1916 from FHenry/develop

Add feature to order to invoice on supplier part