LMS-2146 add history portlet to default portlets

SVN: 20458

openbis/source/java/ch/systemsx/cisd/openbis/generic/shared/basic/dto/DisplaySettings.java

@@ -292,7 +292,9 @@ public class DisplaySettings implements ISerializable
         if (portletConfigurations == null)
         {
             portletConfigurations = new HashMap<String, PortletConfiguration>();
+            // Default portlets
             addPortlet(portletConfigurations, new PortletConfiguration(StandardPortletNames.WELCOME));
+            addPortlet(portletConfigurations, new PortletConfiguration(StandardPortletNames.HISTORY));
         }
         return portletConfigurations;
     }