added unicode-perl flag to regex package

Author: meow-sokovykh

Cargo.toml

@@ -16,7 +16,7 @@ termion = "1.5"
 
 intaglio = "1.2"
 gc = { version = "0.4", features = ["derive"] }
-regex = { version = "1.5", default-features = false, features = [ "std" ] }
+regex = { version = "1.5", default-features = false, features = [ "std", "unicode-perl" ] }
 os_pipe = "1.0"
 inventory = "0.1"
 bstr = "0.2"