Updated yarn and npm reference

portal_client/pom.xml

@@ -64,8 +64,8 @@ Vendor packages are retrieved via yarn and nodejs. They are compiled and injecte
 								</goals>
 								<configuration>
 									<arguments>set strict-ssl false</arguments>
-									<nodeVersion>v8.9.4</nodeVersion>
-                  				    <yarnVersion>v1.3.2</yarnVersion>
+									<nodeVersion>v8.11.3</nodeVersion>
+                  				    <yarnVersion>v1.7.0</yarnVersion>
 								</configuration>
 							</execution>