Made it so if IndexError is raised, the data structure isn't modified in __delitem__
Made it so if IndexError is raised, the data structure isn't modified in __delitem__

haxwithaxe/supybot,ProgVal/Limnoria-test,frumiousbandersnatch/supybot-code,Ban3/Limnoria,prashantpawar/supybot-rothbot,mazaclub/mazabot-core,buildbot/supybot,raboof/supybot,mazaclub/mazabot-core,jeffmahoney/supybot,ProgVal/Limnoria-test,kblin/supybot-gsoc,Ban3/Limnoria