Feature-9518: Scale-in/Scale-out commands triggered from the UI

 * In NS Instances page. Click "Manual Scaling" in the actions menu.
 * Then a new pop-up page will opened.
 * In the popup there will be a list box which is filled with the all scaling-group-descriptor names captured from all VNFDs in the NSD and whoose scaling-type is "manual".
 * Select scale in / scale out.
 * When the scaling-group-descriptor name and the scaling direction are selected then Click Apply button.
 * The pop-up window is closed and the page is directed to "History of operations" page for this NS.

Change-Id: Iaaa1500bcabea4ebda89f6c11ea91b28396aa42f
Signed-off-by: Barath Kumar R <barath.r@tataelxsi.co.in>
diff --git a/src/assets/i18n/de.json b/src/assets/i18n/de.json
index c57a06b..0c45011 100644
--- a/src/assets/i18n/de.json
+++ b/src/assets/i18n/de.json
@@ -150,6 +150,10 @@
     "TYPEINFO": "Um einen neuen TYPW hinzuzufügen, geben Sie oben die Eingabe ein",
     "UPLOADCONFIGLABEL": "Bitte laden Sie eine Datei im .yaml- oder .yml-Format hoch",
     "NEWVERSIONTAG": "Hier ist die neue Version {{appVersion}} von OSM!",
+    "SCALEOUT": "Scale Out",
+    "SCALEIN": "Scale In",
+    "SCALING": "Manuelle Skalierung",
+    "SCALINGNOTFOUND": "scaling-aspect nicht in vnfd gefunden",
     "PAGE": {
         "DASHBOARD": {
             "DASHBOARD": "Instrumententafel",