minor: activate filters by default and some cleanup of config
minor: activate filters by default and some cleanup of config

rnveach/contribution,rnveach/contribution,checkstyle/contribution,rnveach/contribution,rnveach/contribution,rnveach/contribution,checkstyle/contribution,checkstyle/contribution,checkstyle/contribution,rnveach/contribution,checkstyle/contribution,checkstyle/contribution,rnveach/contribution,checkstyle/contribution