Change the default of allowEmptyOverwrite, because it's annoying.
Change the default of allowEmptyOverwrite, because it's annoying.

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