Rollback > Update phpcr odm for translations fix to dev temporary

cmf bundles dependencies breaks
Add nullable attribute used by phpcr-odm for translations
Add new cmf multilang config for block and core
Remove content association for Menu root
Correct default page initialisation to bind translation which should not be null
Default initialisation
XML Mapping correction + refactor page to implement MenuNodeReferrersInterface, RouteReferrersInterface
remove old comment
Correction to fit CMF evolution