[tryton-announces] 6.4.2

... PyPI recent updates for trytond-account-statement-rule: <author>

... PyPI recent updates for trytond-account-invoice-defer: <author>

... PyPI recent updates for trytond-party-siret: <author>

... PyPI recent updates for trytond-product-classification-taxonomic: <author>

... PyPI recent updates for trytond-production-routing: <author>

... PyPI recent updates for proteus: <author>

... PyPI recent updates for trytond-account-asset: <author>

... PyPI recent updates for trytond-account-dunning: <author>

... PyPI recent updates for trytond-account-dunning-fee: <author>

... PyPI recent updates for trytond-account-fr: <author>

6.4.2