[ADD]Add class partner.account and partner.account.line
[ADD]Add views for each class
[ADD]Add class product.template
[ADD]Add translation languaje es_CR
[ADD]Add field partner_account_id in view product template
[IMP]Add new values to translation file
Merge pull request #96 from ClearCorp-dev/8.0_partner_account_cn

[ADD]-Add new module partner_account, this creates accounting codes for customers