- change 'server_date_modified' if licence was modified in Web-Backend (Licence.php touches property)

- oai_datacite.xslt and doi_datacite.xslt: descriptionType of abstract mus be camel case
- npm updates
- composer updates

app/Models/License.php

@@ -23,6 +23,10 @@ class License extends Model
         'pod_allowed'
     ];
 
+     // See the array called $touches? This is where you put all the relationships you want to get
+     // updated_at as soon as this Model is updated
+     protected $touches = ['datasets'];
+
     public function datasets()
     {
         return $this->belongsToMany(Dataset::class, 'link_documents_licences', 'licence_id', 'document_id');