Updates for project DBPTK and language da (#423)

* Translate ServerMessages.properties in da

100% translated source file: 'ServerMessages.properties'
on 'da'.

* Translate Footer.html in da

100% translated source file: 'Footer.html'
on 'da'.

* Translate Footer.html in da

100% translated source file: 'Footer.html'
on 'da'.

---------

Co-authored-by: transifex-integration[bot] <43880903+transifex-integration[bot]@users.noreply.github.com>

src/main/resources/config/i18n/ServerMessages_da.properties

@@ -17,3 +17,9 @@ ui.facets.ActivityLogEntry.actionComponent.com.databasepreservation.common.api.v
 ui.facets.ActivityLogEntry.actionComponent.com.databasepreservation.common.api.v1.MigrationResource:Migration
 ui.facets.ActivityLogEntry.actionComponent.com.databasepreservation.common.api.v1.SiardResource:SIARD
 ui.facets.ActivityLogEntry.actionComponent.com.databasepreservation.common.server.controller.UserLoginController:Login
+
+##########################################
+# Objects
+##########################################
+lists.label.DatabaseList_metadata.multiple: Søg i metadata
+lists.label.DatabaseList_all.multiple: Søg i indhold

src/main/resources/config/theme/Footer_da.html

@@ -0,0 +1,43 @@
+<div class="footer skip_padding static-page max-width">
+    <div class="row no_padding full_width">
+        <div class="col_3">
+            <h3>Om DBPTK Enterprise</h3>
+            <ul>
+<li><a href="https://database-preservation.com/#enterprise" target="_blank">
+Hvad er DBPTK Enterprise?
+</a></li>
+                <li><a href="https://github.com/keeps/db-visualization-toolkit/blob/master/LICENSE" target="_blank">
+Licens
+</a></li>
+                <li><a href="#sponsors">Sponsorer</a></li>
+            </ul>
+</div>
+        <div class="col_3">
+            <h3>Download</h3>
+            <ul>
+<li><a href="https://github.com/keeps/db-visualization-toolkit/releases" target="_blank">
+Binær
+</a></li>
+                <li><a href="https://github.com/keeps/db-visualization-toolkit" target="_blank">
+Kildekode
+</a></li>
+            </ul>
+</div>
+        <div class="col_3">
+            <h3>Udvikling</h3>
+            <ul>
+<li><a href="https://github.com/keeps/db-visualization-toolkit/issues/new" target="_blank">
+Fejlrapportering
+</a></li>
+            </ul>
+</div>
+        <div class="col_3 last">
+            <h3>Kontakt os</h3>
+            <ul>
+<li><a href="https://www.keep.pt/en/contacts-proposals-information-telephone-address/" target="_blank">
+                        Information og kommerciel support
+                    </a></li>
+            </ul>
+</div>
+    </div>
+</div>