add changelog for 3.6.1 and 3.6.2 (#4069)

add changelog for 3.6.1 and 3.6.2

CHANGELOG.md

@@ -1,5 +1,23 @@
-## 3.6.0 (April, 09, 2019)
+## 3.6.2 (May, 23, 2019)
+- fix bug when creating preview
+- fix crash on opening app
+- fix account switch
+- fix jumping to top on sync
 
+For a full list, please see https://github.com/nextcloud/android/milestone/34
+
+## 3.6.1 (May, 12, 2019)
+- show reshares correctly
+- allow open files from Talk
+- collabora: hide loading delay warning if document is loaded
+- correctly show idn string in drawer
+- show outdated warning on NC13
+- enhance pass protection system
+- bugfixes
+
+For a full list, please see https://github.com/nextcloud/android/milestone/33
+
+## 3.6.0 (April, 09, 2019)
 - remove "expert mode"
 - show warning if server is unavailable
 - delete notification on server
@@ -13,7 +31,6 @@
 For a full list, please see https://github.com/nextcloud/android/milestone/30
 
 ## 3.5.1 (March, 18, 2019)
-
 - fixed SSO dialog
 - abort sync on no connection
 - fix chunked upload
@@ -25,7 +42,6 @@ For a full list, please see https://github.com/nextcloud/android/milestone/30
 For a full list, please see https://github.com/nextcloud/android/milestone/31
 
 ## 3.5.0 (February, 13, 2019)
-
 - Chunked upload: 1MB on mobile data, 10MB on Wi-Fi
 - Switch to Material Design
 - Option to not show notifications for new media folders