v0.5.4

Changelog

• c80347e Merge pull request #23 from gowtham-sai-yadav/test/bound-local-wormhole-tests
• e0c424f test: stop the wormhole integration tests hanging, and say when they skip
• b9716df Merge pull request #22 from gowtham-sai-yadav/fix/transfer-stall-fallback
• 5924153 transfer: fall back when the server stalls, and race both on receive