add [compat] CategoricalArrays = "<0.5.3"

ablaom · ablaom · commit e178fb363cde · 2019-06-13T01:52:34.000+12:00
diff --git a/Project.toml b/Project.toml
@@ -17,6 +17,7 @@ Tables = "bd369af6-aec1-5ad0-b16a-f7cc5008161c"
 [compat]
 CSV = "0.5"
 Tables = "<0.1.19, >= 0.2"
+CategoricalArrays = "<0.5.3"
 julia = "1"
 
 [extras]
