Changelog
2ff6f48 add remote.Head (#770)
d7f8d06 [remote] Don't close streaming layers ourselves (#768)
d42b6a2 Update GGCR to K8s 1.18 libs (#767)
2a19315 Clean up go modules (#763)
071a121 Allow modifying the MediaType of a layer during mutate.Append. (#761)
ded15ea Fix incorrect tag size limit (#760)
4e3ad46 Test go 1.14, not 1.12 (#759)
b6430e8 Don't overwrite query in realm for token exchange (#758)