Fix #492, fix some locales in Website Functional Page
Handle default values in block settings.
Add cache configuration in block settings.
Handle the 4 visibility classes of bootstrap 3.
Misc enhancements in page templates editor.
Merge pull request #650 from renaudJennyRBS/fix

Fix #492, fix some locales in Website Functional Page
Merge pull request #653 from intportg/dev

Block settings and page template editor
Update backoffice richtext bloc editor
Add Correction on Product document properties

fixes #475