v0.5.5

What's Changed

• Don't break build when git is missing by @paulgb in #856
• remove signaling channels from listeners once used by @rolyatmax in #857
• fix mem leak - drop the JoinSets in the dynamic proxy connection loops by @rolyatmax in #858
• only log plane client errors for 5xx-level responses by @rolyatmax in #859
• Use UnsyncBoxBody instead of BoxBody by @paulgb in #860
• v0.5.5 bump by @paulgb in #861

Full Changelog: v0.5.3...v0.5.5