remove active in __openerp__.py
reactivate sale_cancel_reason
port models and method to api 8.0
port models and method to api 8.0
reactivate sale_exceptions modules
add .mailmap to fix authors for git-shortlog
add tests
port models and methods to api 8.0
Merge pull request #34 from yvaucher/7.0-add-mailmap

add .mailmap to fix authors for git-shortlog
Merge pull request #28 from yvaucher/8.0-sale_validity

8.0 port sale_validity
Merge pull request #29 from yvaucher/8.0-sale_cancel_reason

8.0 port sale_cancel_reason
Merge pull request #32 from yvaucher/8.0-sale_exceptions

8.0 port sale_exceptions
reactivate module partner_prepayment
port models and methods to api 8.0
add summary