Rename routing file
Update attribute controller service id
Update attribute class parameter name
Update attribute option and attribute option value class parameter names
Update attribute manager service id
Update form-related service ids and form aliases
Update attribute datagrid name
Update routing
Update attribute related routing and controller actions
Update attribute acl labels
Update attribute page titles and references in docblocks
Update column name and tests
Update behat
Update changelog
Fix phpcs
Merge pull request #636 from akeneo/refactor/rename_product_attribute

Refactor/rename product attribute