Create test projects

Add a TODO reminder to trigger the cancellation token when a connecti…

…on gets terminated

Don't wait for error responses to be sent back to the client

Don't try to connect if the client is already connected

Add a missing await

Add a missing await

Make callbacks async

Allow callers to auto-connect whenever a new instance of a WebSocketC…

…lient is constructed

Allow method calls to be chained when starting a server or opening a …

…connection

Clean up comments