Add missing entries in the migration guide.
Removed outdated constants.
Revert "Removed outdated constants.". Commited to incorrect branch by mistake.

This reverts commit 6c20b6916b1d62f770661c26c22b1f7090b508fb.
Deprecate IMAGES, CSS, JS constants.
Fixed typo
[fr] Follow cee6f8740f1edf9ff4824fa0c435581a4775a457

Add missing entries in the migration guide.
[fr] Fix incorrect typo which provoked a bad print in views.rst
Merge pull request #721 from ADmad/deprecate-constants

Deprecate IMAGES, CSS, JS constants.
Added Google Analytics search when request the search to ajax
Merge pull request #723 from jrbasso/ga-search-track

Added Google Analytics search when request the search to ajax