Bug 1937 - Cannot create new descriptors with GUI

	**Resolved the "File is not a zip file" error while editing in
	  topology page of NS and VNF packages.

Change-Id: Ib5e631ba12c70b7364f4ced8fb1c5553821727aa
Signed-off-by: harshini.r <harshini.r@tataelxsi.co.in>
diff --git a/src/app/packages/ns-packages/ns-composer/NSComposerComponent.ts b/src/app/packages/ns-packages/ns-composer/NSComposerComponent.ts
index 7ef8394..d771123 100644
--- a/src/app/packages/ns-packages/ns-composer/NSComposerComponent.ts
+++ b/src/app/packages/ns-packages/ns-composer/NSComposerComponent.ts
@@ -207,13 +207,13 @@
     this.modalService = this.injector.get(NgbModal);
     this.sharedService = this.injector.get(SharedService);
   }
-  /** Lifecyle Hooks the trigger before component is instantiate @public */
+  /** Lifecyle Hooks the trigger before component is instantiated @public */
   public ngOnInit(): void {
     // tslint:disable-next-line:no-backbone-get-set-outside-model
     this.identifier = this.activatedRoute.snapshot.paramMap.get('id');
     this.generateData();
     this.headers = new HttpHeaders({
-      'Content-Type': 'application/zip',
+      'Content-Type': 'application/gzip',
       Accept: 'application/json',
       'Cache-Control': 'no-cache, no-store, must-revalidate, max-age=0'
     });
diff --git a/src/app/packages/ns-packages/vnf-composer/VNFComposerComponent.ts b/src/app/packages/ns-packages/vnf-composer/VNFComposerComponent.ts
index 7c3c247..55c5070 100644
--- a/src/app/packages/ns-packages/vnf-composer/VNFComposerComponent.ts
+++ b/src/app/packages/ns-packages/vnf-composer/VNFComposerComponent.ts
@@ -176,7 +176,7 @@
     this.identifier = this.activatedRoute.snapshot.paramMap.get('id');
     this.generateData();
     this.headers = new HttpHeaders({
-      'Content-Type': 'application/zip',
+      'Content-Type': 'application/gzip',
       Accept: 'application/json',
       'Cache-Control': 'no-cache, no-store, must-revalidate, max-age=0'
     });