Merge branch 'master' into emiflake/safe-money

src/Agora/AuthorityToken.hs

@@ -28,7 +28,7 @@ import Agora.SafeMoney
      said transaction. Said validator should be made aware of
      _this_ token's existence in order to prevent incorrect minting.
 -}
-data AuthorityToken = AuthorityToken
+newtype AuthorityToken = AuthorityToken
   { -- | Token that must move in order for minting this to be valid.
     authority :: AssetClass
   }