Let's not store modes +/-ovh.
Let's not store modes +/-ovh.

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