First working p2p videochat.

I've integrated a simple react express backend with a Peerjs server.
It can be published under a simple "ngrok.io" tunnel for testing on
internet.

.gitignore

@@ -0,0 +1,8 @@
+.DS_*
+*.log
+logs
+**/*.backup.*
+**/*.back.*
+
+node_modules
+bower_components