ignore ECONNRESET as well as EPIPE when sending hearbeats
ignore ECONNRESET as well as EPIPE when sending hearbeats

rhendric/nailgun,balihoo/nailgun,benhyland/nailgun,rhendric/nailgun,benhyland/nailgun,nickman/nailgun,nickman/nailgun,balihoo/nailgun,martylamb/nailgun,balihoo/nailgun,martylamb/nailgun,martylamb/nailgun