Added additional String message for header text

java/com.sap.sse.security.ui/src/main/java/com/sap/sse/security/ui/client/i18n/StringMessages.java

@@ -24,6 +24,7 @@ public interface StringMessages extends com.sap.sse.gwt.client.StringMessages {
     String signedInAsTitle();
     String close();
     String loading();
+    String user();
     String users();
     String addURLFilter();
     String ok();

java/com.sap.sse.security.ui/src/main/java/com/sap/sse/security/ui/client/i18n/StringMessages.properties

@@ -17,6 +17,7 @@ signedInAs=Signed in as {0}
 signedInAsTitle=Signed in as:
 close=Close
 loading=Loading...
+user=User
 users=Users
 addURLFilter=Add URL filter
 ok=OK

java/com.sap.sse.security.ui/src/main/java/com/sap/sse/security/ui/client/i18n/StringMessages_de.properties

@@ -17,6 +17,7 @@ signedInAs=Angemeldet als {0}
 signedInAsTitle=Angemeldet als:
 close=Schliessen
 loading=Lädt...
+user=Benutzer
 users=Benutzer
 addURLFilter=URL-Filter hinzufügen
 ok=OK