Fix: Remove warnings
Fix: Can't reset payment due date
Fix: [ bug #787 ] Invoice supplier box incorrect tooltip when delay on
payment
Fix: Better error management
Fix: regresson after rename of fields
Merge branch 'develop' of git@github.com:Dolibarr/dolibarr.git into
develop

Conflicts:
	htdocs/install/mysql/migration/3.3.0-3.4.0.sql