message: Fix regex usage by enabling the unicode-perl feature.
diff: @@ -38,7 +38,7 @@ log = "0.4.8"
  nkeys = "0.0.11"
  nuid = "0.2.1"
  once_cell = "1.4.0"
  -regex = { version = "1.3.9", default-features = false, features = ["std"] }
  +regex = { version = "1.3.9", default-features = false, features = ["std", "unicode-perl"] }
  rustls-native-certs = "0.4.0"
  [dev-dependencies]
  