FIX: #6813 No numbering model for supplier proposal module

FIX doactions hook missing in invoice model page

Fix feature INVOICE_CREDIT_NOTE_STANDALONE doesn't work

Fix #6504: CVE-2017-7886

FIX: Correction with author and validator user on orders

'defaultlang' attribute was not filtered before database request which cause an SQL injection.

FIX #6677 Expired contracts dashboard box does not show the name of the thirdparty

Corrected PHP7 warnings for several pages

Fix download delivery and donation document

FIX supplier order line creation with rang = 0

FIX : forgotten parameter for right multicompany use

Close #6677

FIX : global $dateSelector isn't the good one, then date selector on …

Conflicts:
	htdocs/install/mysql/migration/repair.sql