James Lu b347f658f8 Replacer: swap order of comparisons in message filtering
Previously, this would error whenever a message without a first argument was present in irc.state.history.

ERROR 2015-12-17T21:12:51 Uncaught exception in _callRegexp:
Traceback (most recent call last):
  File "/home/gl/.local/lib/python3.4/site-packages/supybot/callbacks.py", line 1457, in _callRegexp
    method(irc, msg, m)
  File "/home/gl/SupyPlugins/Replacer/plugin.py", line 116, in replacer
    if m.args[0] == msg.args[0] and \
IndexError: tuple index out of range
ERROR 2015-12-17T21:12:51 Exception id: 0x2b96f
2015-12-17 21:15:09 -08:00
..
2015-11-26 16:27:57 -08:00
2015-11-26 16:27:57 -08:00

History replacer using sed-style expressions.