add simple extension schema
Merge remote-tracking branch 'niquola/master'
fix
fix
fix
fix
fix
fix
fix
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fix
Merge branch 'master' of https://github.com/niquola/fhir_pg
Merge branch 'master' of https://github.com/niquola/fhir_pg
Merge branch 'master' of https://github.com/niquola/fhir_pg
13.10
fix
fix normalize_keys
add coffee