Adds keyboard shortcuts for changing script policy

App/Utilities/StringUtilities.swift

@@ -24,3 +24,10 @@ extension String {
         return replacingCharacters(in: startIndex..<endIndex, with: "…")
     }
 }
+
+extension URL {
+    internal var securityOrigin: String {
+        // TODO: This could be smarter…
+        return self.host() ?? ""
+    }
+}