The "Nick already taken" numeric was 433, not 443.

Handle identifying to the NickServ account.
Processing of events.
Add 'network_name' in config option as it's used basically everywhere.
Make a good start on fixing something that doesn't work yet.
Properly display tracebacks of exceptions caught,

A lot of other stuff including
The python3-ifying of the bot core because I was _still_ testing on python2..
Modify config.example.json to display the proper URL
Fixes in bot.py!