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/models/VNFDModel.ts b/src/models/VNFDModel.ts
index 4f76f7c..7029ace 100644
--- a/src/models/VNFDModel.ts
+++ b/src/models/VNFDModel.ts
@@ -83,6 +83,7 @@
     'instantiation-level'?: INSTANTIATIONLEVEL[];
     'vdu-profile'?: VDUPROFILE[];
     'vnf-configuration-id'?: string;
+    'scaling-aspect'?: SCALING[];
 }
 /** Interface for INSTANTIATIONLEVEL */
 export interface INSTANTIATIONLEVEL {
@@ -103,6 +104,31 @@
     'vdu-configuration-id'?: string;
     'vdu-configuration'?: VDUCONFIG;
 }
+/** Interface for SCALING */
+export interface SCALING {
+    'aspect-delta-details'?: object;
+    id: string;
+    name?: string;
+    'max-scale-level'?: number;
+    'scaling-policy'?: SCALINGPOLICY[];
+}
+/** Interface for SCALINGPOLICY */
+export interface SCALINGPOLICY {
+    'cooldown-time': number;
+    name?: string;
+    'scaling-criteria': SCALINGCRITERIA[];
+    'scaling-type'?: string;
+    'threshold-time'?: number;
+}
+/** Interface for SCALINGCRITERIA */
+export interface SCALINGCRITERIA {
+    name?: string;
+    'scale-in-relational-operation': string;
+    'scale-in-threshold'?: string;
+    'scale-out-relational-operation'?: string;
+    'scale-out-threshold'?: string;
+    'vnf-monitoring-param-ref'?: string;
+}
 /** Interface for VDUCONFIG */
 export interface VDUCONFIG {
     id: string;