updated changelog.md

addon.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
 <addon id="script.xbmcbackup"
-    name="Backup" version="1.7.0~beta1" provider-name="robweber">
+    name="Backup" version="1.7.0~beta2" provider-name="robweber">
   <requires>
     <import addon="xbmc.python" version="3.0.0"/>
     <import addon="script.module.dateutil" version="2.8.0" />
@@ -28,6 +28,7 @@
 Can add suffix to backup folder names
 translations sync
 Minor UI fixes
+Fixed Dropbox tokens expiring by using refresh tokens
 </news>
     <summary lang="ar_SA">إنسخ إحتياطياً قاعده بيانات إكس بى إم سى وملفات اﻹعدادات فى حاله وقوع إنهيار مع إمكانيه اﻹسترجاع</summary>
     <summary lang="bg_BG">Добавката може да създава резервни копия и възстановява базата данни и настройките на Kodi, в случай на срив или повреда на файловете.</summary>

changelog.md

@@ -16,11 +16,13 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - added new line between file size and file name, was unreadable on some systems due to string resizing
 - modified GitHub issue template slightly
 - translations sync
+- token files are stored in a `.json` instead of a `.txt` file
 
 ### Fixed
 
 - fixed minor UI issues
 - division error when transferSize = 0
+- fixed Dropbox tokens expiring by using [refresh tokens](https://dropbox-sdk-python.readthedocs.io/en/latest/api/oauth.html)
 
 ## [Version 1.6.8](https://github.com/robweber/xbmcbackup/compare/matrix-1.6.7...robweber:matrix-1.6.8)