[handler-output] refactored handler output logging
[handler-output] refactored handler output logging

somic/sensu,quodlibetor/sensu,miyakawataku/sensu,sensu/sensu,cread/sensu,rbramwell/sensu,javrasya/sensu,withnale/sensu,pauloconnor/sensu,bf4/sensu,Tapjoy/sensu-mirror,keymone/sensu,npe9/sensu,crewton/sensu,zuazo-forks/sensu,portertech/sensu,solarkennedy/sensu,m4ce/sensu,upfluence/sensu,roobert/sensu,yonglehou/sensu