Check for YouTube links mentioned in channels and display video information for them.

As well as:
Tweaked "isConnected" detection
Sending messages when not connected to a server.
Colour codes <10 are now padded to have a 0 in front of them.
No longer logs that "defaultConfig" options already exist.
Fixed log file still containing linebreaks where it shouldn't.
YouTube channels are set to syncing state so they don't spam channels
with multiple uploads after bot startup.