Upgrade to 6.2.11

Changes in Docker image:

- Change version string in Dockerfile to 6.2.11.

Changes in Seafile Pro Edition: (source: https://manual.seafile.com/changelog/changelog-for-seafile-professional-server.html)

- Update multi storage backend feature, add STORAGE_CLASS_MAPPING_POLICY setting.
- [fix] Fix bug when search file by path.
- [fix] A user that can't create a library can sync a sub-folder of a library now.
- Add title when view file via OOS.
- Check if enable LIBRARY_TEMPLATES feature when creating library.
- [api] Enable return all files recursively under a folder.
- Preserve share links when admin transfer a library from a user to another user.
- Add setting to disable user change password.
- Add setting to disable group dissussion.
- Add setting to disable file comment.
- Restart both ccnet-server and seaf-server if seaf-server is down.
- Fix a bug that some cases elasticsearch be started repeatly.
- Don’t start seafile if failed to mount http-temp dir.
- Don’t deactive user if failed to get users from ldap server.
- [fix] Fix online preview can't work in background node caused by wrong Python path.

Dockerfile

@@ -1,6 +1,6 @@
 FROM		phusion/baseimage:0.9.18
 MAINTAINER	contact@oliver.la
-ENV		SEAFILE_VERSION 6.2.10
+ENV		SEAFILE_VERSION 6.2.11
 
 EXPOSE		8082 8000