timeout added
fmt
error descr fix
small fixes
fixing remarks
test wss connection
wss server
two working http servers
test
working test
clean
Use tls.DialWithDialer() to handle wss dial timeout.  Test dial timeout and wss connection.  Add dial timeout arg to ConnectOnce().
Merge pull request #62 from percona/PCT-697--agent-running-but-down-in-pct

PCT-697: Agent is running but PCT says it's not