Fix: Clean param

Conflicts:
	htdocs/fourn/class/fournisseur.facture.class.php
Fix: ref_ext was not loaded

Conflicts:
	htdocs/contact/class/contact.class.php
Fix: missing property
Fix: filter on warehouse

Conflicts:
	htdocs/product/stock/mouvement.php
Fix: filter on warehouse

Conflicts:
	htdocs/product/stock/mouvement.php
Merge remote-tracking branch 'origin/3.4' into 3.4_backported

Conflicts:
	htdocs/product/stock/mouvement.php