Added the magic flag to regexes to say whether it is useful for magic to use

src/core/operations/FromBCD.mjs

@@ -54,6 +54,7 @@ class FromBCD extends Operation {
             {
                 match: "^(?:\\d{4} ){3,}\\d{4}$",
                 flags: "",
+                magic:  true,
                 args: ["8 4 2 1", true, false, "Nibbles"]
             }
         ]);