Disables storing display name and email when using overlay ring.

app.js

 function setTokenData() {
     let localUser = APP.tokenData.caller;
     if(localUser) {
-        APP.settings.setEmail((localUser.getEmail() || "").trim());
+        APP.settings.setEmail((localUser.getEmail() || "").trim(), true);
         APP.settings.setAvatarUrl((localUser.getAvatarUrl() || "").trim());
-        APP.settings.setDisplayName((localUser.getName() || "").trim());
+        APP.settings.setDisplayName((localUser.getName() || "").trim(), true);
     }
 }
 

modules/settings/Settings.js

      * Sets the local user display name and saves it to local storage
      *
      * @param {string} newDisplayName unescaped display name for the local user
+     * @param {boolean} disableLocalStore disables local store the display name
      */
-    setDisplayName (newDisplayName) {
+    setDisplayName (newDisplayName, disableLocalStore) {
         displayName = newDisplayName;
-        window.localStorage.displayname = UIUtil.escapeHtml(displayName);
+
+        if (!disableLocalStore)
+            window.localStorage.displayname = UIUtil.escapeHtml(displayName);
     },
 
     /**
     /**
      * Sets new email for local user and saves it to the local storage.
      * @param {string} newEmail new email for the local user
+     * @param {boolean} disableLocalStore disables local store the email
      */
-    setEmail: function (newEmail) {
+    setEmail: function (newEmail, disableLocalStore) {
         email = newEmail;
-        window.localStorage.email = UIUtil.escapeHtml(newEmail);
+
+        if (!disableLocalStore)
+            window.localStorage.email = UIUtil.escapeHtml(newEmail);
     },
 
     /**