Fix IRC.do376's handling of supported state
Fix IRC.do376's handling of supported state

Signed-off-by: James McCoy <jamessan@users.sourceforge.net>
(cherry picked from commit d6336421e0940120005b73676baf20560f4f8c78)

Signed-off-by: Daniel Folkinshteyn <c89479571640853a547e0bfdade4423027407e94@users.sourceforge.net>

ProgVal/Limnoria-test,mazaclub/mazabot-core,Ban3/Limnoria,Ban3/Limnoria,ProgVal/Limnoria-test,mazaclub/mazabot-core