PIM-3187 : remove twin check on app/archive and app/uploads/product
PIM-3187 : update change log
Merge pull request #1565 from akeneo/fix/PIM-3187

PIM-3187 : remove twin check on app/archive and app/uploads/product
Changelog cosmetic fix
Add behat scenario to check if product history is updated when removing linked categories
Rename pim_number form type transformer and always add it to the form
Version products when an attribute or attribute option is removed

Conflicts:
	features/attribute/update_product_when_removing_an_option_of_a_choice_attribute.feature
Fix product versioning when removing attributes or attribute options

Conflicts:
	features/attribute/update_product_when_removing_an_option_of_a_choice_attribute.feature
Don't re-version products inside a category unless it is removed
Fix cascading attribute option removal to products in mongo
Add and fix specs
Deal with empty values in NumberTransformer
Ignore the time limit when attribute or attribute option is removed and products need to be versioned
Don't cast non-numbers to numbers in NumberTransformer