supybot-wizard: Update the intro paragraph since we haven't used that method in a loooong time.
supybot-wizard: Update the intro paragraph since we haven't used that method in a loooong time.

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