[socket-handlers] properly close sockets after test
[socket-handlers] properly close sockets after test

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