Changed fixtures and translations
Fix family celaner for undeletable attribute sets
Improve translations
Fix attribute export when attribute is not in mapping
Fix for PR #152
Fix duplicated code for PR #152

*fix dupicated code and added it in a method
Merge branch 'master' into fix/magento-attributeid
Rename function for PR 152
Merge branch 'master' into fix/magento-attributeid

Conflicts:
	Writer/AttributeWriter.php
Merge branch 'master' into fix/magento-attributeid
Merge pull request #152 from akeneo/fix/magento-attributeid

Fix/magento attributeid