gathered files for WebSocket's chat
add WebSocket connection information (what you need to write in console to connect)
add logging module; move waiters in to class; start working on html page
simple wc chat
async fetch + coroutine; commands;
experiments with various timeouts. Add delay for fetching urls in ws chat.
add command dict to ws_chat
vacation commit
Merge branch 'wsChat' into browser_receivers_intercommunication to use webSockets
cleaning after merge