[CrowdIn] Updated translations
PIM-2574: No popup saying there is unsaved changes

When a product form is submited with invalid values, the page in
reloaded with theses values (even the good one) and if we clik on back
to the grid there is no warning message we are leaving a form with
unsaved values
Merge pull request #1604 from nono-akeneo/crowdin/1.2-2014-09-29-04-00

Update translations from CrowdIn
Trigger the change event on the root form
Merge pull request #1600 from akeneo/PIM-2574

PIM-2574: No popup saying there is unsaved changes
PIM-3219 : stabilize composer.json
PIM-3219 : fix jenkins builds
PIM-3219 : fix travis builds
Merge pull request #1615 from akeneo/fix/minimum-stability

PIM-3219 : stabilize composer.json
PIM-3227 : prepare the tag 1.2.7
Merge pull request #1617 from akeneo/prepare-tag-1.2.7

PIM-3227 : prepare the tag 1.2.7
PIM-3227 : update changelog
PIM-3233 Deduplicate on query side instead of PHP
Merge pull request #1625 from akeneo/PIM-3233

PIM-3233 Deduplicate categories on query side instead of PHP