replace phpunit by phpspecs
fix method name
Merge pull request #1584 from akeneo/fix-ci-stable-1.2

replace phpunit by phpspecs
PIM-3191: add sorters to the grid state
Merge pull request #1587 from akeneo/PIM-3191-stable

PIM-3191: add sorters to the grid state
Keep the original value for pristine wysiwyg editor instances
Remove 'forceSubmit' parameter for wysiwyg
Merge pull request #1595 from akeneo/PIM-3128

PIM-3128 Keep the original value for pristine wysiwyg editor instances
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
Update behat scenario
Update changelog