added intro and FileSetChecks chapter. Not sure that FileSetCheck chapter is at the right position, it's hard to understand the example without the i18n chapter in Checks. I'll think about having the Checks chapter first.
added intro and FileSetChecks chapter. Not sure that FileSetCheck chapter
is at the right position, it's hard to understand the example without the
i18n chapter in Checks. I'll think about having the Checks chapter first.

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