Added a ton of plugin changes to the changelog in preparation for release.
Added a ton of plugin changes to the changelog in preparation for release.

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