Tinode

ffd03d7 b8610b5 updated logging cb39818 bf5958a fixes for memory leaks 8500fb6 3560969 7b7ee6e a34f11f tsung load test added d8872a1 don’t panic on unknown message c517b3b a benign race condition annotated 67d0380 guard session subscriptions map with a mutex (fix for #123) 137d3e8 fix for a potential crash in downloads 7bc4191 correct handling of ipv6 redirects 41596ae move expvar behind a flag, add pprof 885c0bd f67509d ff5866f b0125fa a60b861 documentation updates bc4f44f 7e0b580 fixes for lint warnings from gocritic and stock lint 5830d64 corrected link in email template 875939b updated rethinkdb driver parameters

Webclient: updated to ReactJS 16.4 tinode/example-react-js@2f8e5c4