Introduce JS unit tests into VID

maven -> npm -> gulp -> jest frameworks added in a mentioned order.

Change-Id: I1865228973eb31188fb052e8c9629f0ac01e48a7
Issue-ID: VID-391
Signed-off-by: Tomasz Golabek <tomasz.golabek@nokia.com>
diff --git a/vid-app-common/test-config.js b/vid-app-common/test-config.js
new file mode 100644
index 0000000..32bac38
--- /dev/null
+++ b/vid-app-common/test-config.js
@@ -0,0 +1,4 @@
+require("angular-feature-flags/demo/vendor/angular.min");
+require("angular-mocks");
+
+global.appDS2=angular.module("app", []);