 
     usermsg = "Removed #{deltaN} entries from blacklist.  " +
       "Change will be applied in < 5 minutes.\n" +
-      "Removed: ```"+ arr.join "\n" + "```"
+      "Removed: ```"+ arr.join("\n") + "```"
     msg.reply usermsg
 
     logmsg = "#{modulename}: robot responded to #{msg.envelope.user.name}: " +

    robot.logger.info logmsg

  robot.respond /fw(?: help|)$/, (msg) ->
    cmds = []
    arr = [
      modulename + " blacklist - show blacklist"
      modulename + " blacklist add (url|cidr) <url|cidr> - add to blacklist"

    for str in arr
      cmd = str.split " - "
      cmds.push "#{cmd[0]} - #{cmd[1]}"
    cmds.push '```'

    msg.reply cmds.join "\n"

    logmsg = "#{modulename}: robot responded to #{msg.envelope.user.name}: " +
      "displayed #{modulename} help"
