Use new socket in webRTC client

- Replace fake socket in WebRCT context in client
- Add ice candidate to websocket
- Add accountID and contactID dependency to webRTC context

GitLab: #28
Change-Id: I01bf41086dc7bd847a74b5670a732d3a6fb95bf9
diff --git a/server/src/handlers/webrtc-handler.ts b/server/src/handlers/webrtc-handler.ts
index 10de56f..5280495 100644
--- a/server/src/handlers/webrtc-handler.ts
+++ b/server/src/handlers/webrtc-handler.ts
@@ -37,4 +37,5 @@
 export function bindWebRTCCallbacks() {
   ws.bind(WebSocketMessageType.WebRTCOffer, sendWebRTCData);
   ws.bind(WebSocketMessageType.WebRTCAnswer, sendWebRTCData);
+  ws.bind(WebSocketMessageType.IceCandidate, sendWebRTCData);
 }