- Licence.php (make name and language attributes fillable for LicenseController.php)

- LicencseController.php: select attribute part1 from languages
- adaptions for oai_datacite.xslt, doi_datacite.xslt  and datasetxml2oai-pmh.xslt: for showing correct rights identifier add adding open access for CC-BY-4.0 and CC-BY-SA-4.0 licenses

resources/views/settings/license/_form.blade.php

@@ -8,6 +8,12 @@
             => '--no language--']) !!}
         </div>
 
+        <div class="pure-u-1 pure-u-md-1-2 pure-div">
+            {!! Form::label('name', 'Identifier') !!} 
+            {!! Form::text('name', null, ['class' => 'pure-u-23-24', 'placeholder'
+            => '--no identifier--']) !!}
+        </div>
+
         <div class="pure-u-1 pure-u-md-1-2 pure-div">
             {!! Form::label('language', 'Sprache') !!}
             <div class="select  pure-u-23-24">