Fix #443

Extensions/String+ReplacingHTMLEntities.swift

@@ -0,0 +1,14 @@
+import Foundation
+
+extension String {
+    var replacingHTMLEntities: String {
+        do {
+            return try NSAttributedString(data: Data(utf8), options: [
+                .documentType: NSAttributedString.DocumentType.html,
+                .characterEncoding: String.Encoding.utf8.rawValue
+            ], documentAttributes: nil).string
+        } catch {
+            return self
+        }
+    }
+}