added reference to sourceforge
added reference to sourceforge

Godin/checkstyle,zofuthan/checkstyle-1,ilanKeshet/checkstyle,ivanov-alex/checkstyle,ivanov-alex/checkstyle,checkstyle/checkstyle,FeodorFitsner/checkstyle,Andrew0701/checkstyle,naver/checkstyle,romani/checkstyle,romani/checkstyle,jonmbake/checkstyle,liscju/checkstyle,romani/checkstyle,izishared/checkstyle,philwebb/checkstyle,romani/checkstyle,Bhavik3/checkstyle,ilanKeshet/checkstyle,zofuthan/checkstyle-1,liscju/checkstyle,liscju/checkstyle,ivanov-alex/checkstyle,jochenvdv/checkstyle,StetsiukRoman/checkstyle,nikhilgupta23/checkstyle,sharang108/checkstyle,jasonchaffee/checkstyle,universsky/checkstyle,rnveach/checkstyle,pietern/checkstyle,beckerhd/checkstyle,vboerchers/checkstyle,bansalayush/checkstyle,bansalayush/checkstyle,checkstyle/checkstyle,sirdis/checkstyle,mkordas/checkstyle,naver/checkstyle,Godin/checkstyle,rmswimkktt/checkstyle,checkstyle/checkstyle,baratali/checkstyle,AkshitaKukreja30/checkstyle,another-dave/checkstyle,cs1331/checkstyle,rnveach/checkstyle,AkshitaKukreja30/checkstyle,rnveach/checkstyle,rnveach/checkstyle,checkstyle/checkstyle,sharang108/checkstyle,romani/checkstyle,sirdis/checkstyle,mkordas/checkstyle,jasonchaffee/checkstyle,WilliamRen/checkstyle,another-dave/checkstyle,izishared/checkstyle,StetsiukRoman/checkstyle,gallandarakhneorg/checkstyle,checkstyle/checkstyle,WilliamRen/checkstyle,autermann/checkstyle,attatrol/checkstyle,sabaka/checkstyle,another-dave/checkstyle,llocc/checkstyle,Bhavik3/checkstyle,pbaranchikov/checkstyle,llocc/checkstyle,gallandarakhneorg/checkstyle,ilanKeshet/checkstyle,philwebb/checkstyle,baratali/checkstyle,rmswimkktt/checkstyle,philwebb/checkstyle,beckerhd/checkstyle,WonderCsabo/checkstyle,baratali/checkstyle,HubSpot/checkstyle,designreuse/checkstyle,jdoyle65/checkstyle,MEZk/checkstyle,romani/checkstyle,jdoyle65/checkstyle,HubSpot/checkstyle,sirdis/checkstyle,rmswimkktt/checkstyle,rnveach/checkstyle,WonderCsabo/checkstyle,jonmbake/checkstyle,attatrol/checkstyle,cs1331/checkstyle,AkshitaKukreja30/checkstyle,bansalayush/checkstyle,designreuse/checkstyle,Godin/checkstyle,mkordas/checkstyle,jochenvdv/checkstyle,llocc/checkstyle,universsky/checkstyle,sabaka/checkstyle,beckerhd/checkstyle,FeodorFitsner/checkstyle,vboerchers/checkstyle,naver/checkstyle,WonderCsabo/checkstyle,nikhilgupta23/checkstyle,WilliamRen/checkstyle,MEZk/checkstyle,rnveach/checkstyle,jochenvdv/checkstyle,pietern/checkstyle,sharang108/checkstyle,pbaranchikov/checkstyle,gallandarakhneorg/checkstyle,pietern/checkstyle,autermann/checkstyle,designreuse/checkstyle,nikhilgupta23/checkstyle,universsky/checkstyle,StetsiukRoman/checkstyle,checkstyle/checkstyle,izishared/checkstyle,Andrew0701/checkstyle,Bhavik3/checkstyle,vboerchers/checkstyle,FeodorFitsner/checkstyle,autermann/checkstyle,cs1331/checkstyle,jonmbake/checkstyle,jasonchaffee/checkstyle,attatrol/checkstyle,MEZk/checkstyle,HubSpot/checkstyle,zofuthan/checkstyle-1,sabaka/checkstyle