Ensure OAS3 Markdown fields are sanitized

src/core/components/providers/markdown.jsx

@@ -2,15 +2,8 @@ import React, { PropTypes } from "react"
 import Remarkable from "react-remarkable"
 import sanitize from "sanitize-html"
 
-const sanitizeOptions = {
-  textFilter: function(text) {
-    return text
-      .replace(/"/g, "\"")
-  }
-}
-
 function Markdown({ source }) {
-  const sanitized = sanitize(source, sanitizeOptions)
+  const sanitized = sanitizer(source)
   return <Remarkable
     options={{html: true, typographer: true, linkify: true, linkTarget: "_blank"}}
     source={sanitized}
@@ -22,3 +15,14 @@ Markdown.propTypes = {
 }
 
 export default Markdown
+
+const sanitizeOptions = {
+  textFilter: function(text) {
+    return text
+      .replace(/&quot;/g, "\"")
+  }
+}
+
+export function sanitizer(str) {
+  return sanitize(str, sanitizeOptions)
+}