Update document picker selection in filter panel
Comments and code formatting.
Add PaymentManager and mails on connector
Merge branch 'renaudJennyRBS-mail'

Conflicts:
	Plugins/Modules/Rbs/Commerce/CommerceServices.php
Enhance block to display detail of document only if it can display on FO
Enhance function exist on document query
Enhance configuration of variant stocks and FO of variant product
Fix comments and code formatting.
New static method getSubstitutedString on \Change\Stdlib\String to apply substitutions.