CTCP PING reply MUST contain exactly the same parameters as the original query

[normanr]

ref: https://tools.ietf.org/id/draft-oakley-irc-ctcp-01.html#ping

circ/package/bin/irc/ctcp_handler.js

Line 86 in c148289

return [' ' + args[0]];

should be

return [' ' + args.join(' ')];