changed the compatibility for DataFrames

FrankUrbach · FrankUrbach · commit 428b64607aff · 2020-11-25T13:17:30.000+01:00
in Project.toml
diff --git a/Project.toml b/Project.toml
@@ -20,7 +20,7 @@ Unicode = "4ec0a83e-493e-50e2-b9ac-8f72acf5a8f5"
 YAML = "ddb6d928-2868-570f-bddf-ab3f9cf99eb6"
 
 [compat]
-DataFrames = "0.21"
+DataFrames = "0.21 - 0.21.8"
 DataStreams = "0.4"
 Millboard = "0.2"
 OrderedCollections = "1"
