Squashed 'ocaml-zulip/' changes from c074b19..a1aa9ef
a1aa9ef Add fallback channel lookup by searching channel list
df014fd Suppress TLS tracing debug output, improve Zulip request logging
6eaac4f Fix channel name encoding in Zulip get_id
977f71b Run message handler concurrently with broadcast loop in poe
373eb2b bot improvements
c109b1c Remove public_name/package from test and example executables
git-subtree-dir: ocaml-zulip
git-subtree-split: a1aa9ef4bcfd0a0c4d2273f353537666bd3bafd4