Misc: Fix typo in @more.
Misc: Fix previous commit.
Fix traceback if bot is kicked immediately after joining a channel.
Remove Python2.4-specific code.
Fix previous commit (38bab185a99e).
Don't send JOIN on connection if there is no channels to join.
2to3: Fix fix_import to work on Windows and not confuse 'socket' (from the Python lib) and 'supybot.drivers.Socket'.
Fix fix_import for the stupid OS that has case-insensitive file names, again.