Add convenience functions, update Docker setup, and integrate Webpack for building WebRTC internals exporter (#3)

Reviewed-on: #3
Co-authored-by: Mirko Milovanovic <mir_ko@me.com>
Co-committed-by: Mirko Milovanovic <mir_ko@me.com>

utils/Convenience.py

@@ -0,0 +1,5 @@
+def firstValid(*args, default):
+    for arg in args:
+        if arg is not None:
+            return arg
+    return default