Joshua Nelson 4b2e4e69df Change error about unknown doc attributes to a warning
This prevents breakage across the ecosystem, since the error was just
introduced recently without first having a warning period.
2021-03-03 10:04:36 -05:00
..
2021-02-15 19:32:10 +01:00
2021-02-09 11:39:20 +03:00