Merge remote-tracking branch 'origin/v1.1' into v1.1

Author: marc92w

app/components/graph/nodelink-graph.drv.js

@@ -673,7 +673,7 @@ function NodeLinkGraph($window, $log, Properties, Nodes, Prefixes, Filters, Geom
             let centerX = (width - boxWidth) / 2;
             let centerY = Math.max(((height - boxHeight) / 2), 50);
 
-            notificationText.text('No SPARQL endpoint selected!')
+            notificationText.text('Given SPARQL endpoint not accessible.')
               .attr('x', centerX + 5)
               .attr('y', centerY - 24)
               .transition()

app/components/start/start.html

@@ -3,7 +3,7 @@
     <h1>LD-VOWL</h1>
     <p>
       Extracts ontology information out of SPARQL endpoints and displays the extracted information in an overview visualization using the
-      <a href="http://vowl.visualdataweb.org/v2/" target="_blank">
+      <a href="http://vowl.visualdataweb.org" target="_blank">
         VOWL Notation
       </a>
       (with minor modifications).