Changes to Create Programme

added the new optional request property chapters/items/group

added the new optional request property chapters/items/programmes_officiels

added the optional property chapters/items/group to the response with the 201 status

added the optional property chapters/items/programmes_officiels to the response with the 201 status

added the new optional request property applicable_from

added the new optional request property source

added the optional property applicable_from to the response with the 201 status

added the optional property source to the response with the 201 status