[WIP] Poc/apiimport2.0

Options price computing is not finished (it's the old one). See more : https://akeneo.atlassian.net/browse/MC-35
Nop because if only one ratio < 100, it's all the product which not complete.
So i really want to kill my foreach, I have no need to continue to check if I know that one ratio is < 100.

Moreover, I need to check all completeness of the product before deciding to keep it.