message: Fix CI builds.
diff: @@ -22,6 +22,7 @@ serde_derive = "1.0"
  atty = "0.2.11"
  clap = { version = "2.32", default-features = false }
  csv = "1.0"
  +csv-core = "<0.1.5"
  walkdir = "2.2.7"
  tinytemplate = { version = "1.0.1", optional = true }
  cast = "0.2"
  