Fixed console message

Added debugging compile option SHOW_CONSOLE_MESSAGES. If defined at
compile time the plugin will print a message to the client console
before and after javascript:windowClosed() events.
Fixed a warning being printed to client console. (Unknown command:
closed_htmlpage)
V1.12.15 - Added Dynamic Durations
Turned off debug messages
Changed cooldown logic
Fixed Incorrect Query URL
Updated enum comments

Updated enum comments
Updated startup-failure motd replacement string
Added check to prevent queries within 30 seconds of map changes