Settings component - close button added to Integration tab

src/app/pmtservice/url.txt

@@ -2,6 +2,6 @@ http://localhost:4200/pmtservice?ownerid=62cca13f5530331e2a97c78e&invoiceNo=INV-
 
 https://test.zgo.cash/api/invdata?address=zs17faa6l5ma55s55exq9rnr32tu0wl8nmqg7xp3e6tz0m5ajn2a6yxlc09t03mqdmvyphavvf3sl8&inv=INV-0034
 
-
+https://www.paymentservice.com/?invoiceNo=[INVOICENUMBER]&currency=[CURRENCY]&amount=[AMOUNTDUE]&shortCode=[SHORTCODE]
 
 https://app.zgo.cash/invoice/

src/app/settings/settings.component.html

@@ -132,6 +132,18 @@
 				</table>
 
 			</div>	
+			<div class="container" 
+			 	 style="display: flex;
+						justify-content: space-between;
+						align-items: center;">
+				<button mat-raised-button 
+						(click)="close()">
+					Close
+				</button>
+			</div>
+			<div style="height: 20px;
+						margin-top: 10px;">
+			</div>			
 		</mat-tab>
 	</mat-tab-group>
 </div>