[WIP] Manage storeview mapping
Merge branch 'master' into feature/storeview_mapping

Conflicts:
	Webservice/MagentoWebservice16.php
Storeview mapping for magento1.
[WIP] 1.6 magento storeview mapping
Refactor on Guessers and normalizer for magento 1.6
Unit tests correction
PR comments fixes
PR comments fixes
PR comments fixes
PR comments fixes
PR comments fixes
PR comments fixes
PR comments fixes
PR comments fixes
Merge pull request #5 from akeneo/feature/storeview_mapping

Feature/storeview mapping