react 16 upgrade

Issue-ID: SDC-1762
Change-Id: I7701f12fc63bb09f8c985c7c893b984701dcbfab
Signed-off-by: Einav Keidar <einavw@amdocs.com>
diff --git a/openecomp-ui/test-utils/shim.js b/openecomp-ui/test-utils/shim.js
new file mode 100644
index 0000000..8cd4c20
--- /dev/null
+++ b/openecomp-ui/test-utils/shim.js
@@ -0,0 +1 @@
+global.requestAnimationFrame = callback => setTimeout(callback, 0);