l10n_br_purchase: Adicionado arquivo de stock.py
l10n_br_purchase: Adicionado arquivo de stock.py

odoo-brazil/l10n-brazil-wip,thinkopensolutions/l10n-brazil,rvalyi/l10n-brazil,odoo-brazil/l10n-brazil-wip,rvalyi/l10n-brazil,christiandev/l10n-brazil,rodrigoasmacedo/l10n-brazil,thinkopensolutions/l10n-brazil