emit "failedlogin" event for detection of a failed login attempt
emit "failedlogin" event for detection of a failed login attempt

Add a new "failedLoginPrompt" optional param for a pattern match to explicitly detect failed logins on hosts that provide a failure message.  Emits the "failedlogin" event along with the stringData message.
EyePulp/node-telnet-client,mwilliford/node-telnet-client,canha/another-telnet-client