* Added "mediumSynopsis" and "mediumSynopsis" to "description" on Content.
* Added "childrensContent" and "educationalContent" to Content.
* Updated "language" to be main production language.
* Added "alternativeLanguage".
* Moved "parent" and "peers" to Entry.
* Dropped "related" from Content.
* Added "crossPromotions" to Content.
* Added "productionDate" and "productionCountry" to Content.
* Renamed Entry "updated" to "entryUpdated" and "published" to "entryPublished".
* Updated "aliases" structure and added "authority" sub-field.
* Defined "duration" at Content level.
* Added "listFields", "listWeblinks" and "listRelationships" presentation fileters.
* Removed "service" field from Programme.