release notes 6.15
release notes 6.15

izishared/checkstyle,AkshitaKukreja30/checkstyle,romani/checkstyle,nikhilgupta23/checkstyle,rnveach/checkstyle,sharang108/checkstyle,romani/checkstyle,checkstyle/checkstyle,jonmbake/checkstyle,checkstyle/checkstyle,sabaka/checkstyle,jochenvdv/checkstyle,vboerchers/checkstyle,HubSpot/checkstyle,MEZk/checkstyle,ilanKeshet/checkstyle,rnveach/checkstyle,bansalayush/checkstyle,liscju/checkstyle,baratali/checkstyle,sirdis/checkstyle,vboerchers/checkstyle,liscju/checkstyle,sirdis/checkstyle,bansalayush/checkstyle,romani/checkstyle,bansalayush/checkstyle,checkstyle/checkstyle,HubSpot/checkstyle,jochenvdv/checkstyle,sabaka/checkstyle,MEZk/checkstyle,HubSpot/checkstyle,izishared/checkstyle,rnveach/checkstyle,baratali/checkstyle,rnveach/checkstyle,baratali/checkstyle,AkshitaKukreja30/checkstyle,sharang108/checkstyle,sharang108/checkstyle,sirdis/checkstyle,izishared/checkstyle,nikhilgupta23/checkstyle,checkstyle/checkstyle,romani/checkstyle,nikhilgupta23/checkstyle,ilanKeshet/checkstyle,romani/checkstyle,rnveach/checkstyle,vboerchers/checkstyle,checkstyle/checkstyle,romani/checkstyle,ilanKeshet/checkstyle,MEZk/checkstyle,liscju/checkstyle,rnveach/checkstyle,checkstyle/checkstyle,jonmbake/checkstyle,jochenvdv/checkstyle,sabaka/checkstyle,jonmbake/checkstyle,AkshitaKukreja30/checkstyle