Due to a bug in the export code, manually sorted sections was corrupted in the export file and could not be reimported. This has caused us to release a bugfix. We also included a bugfix in the Geo Location Wizard.
For a full list of all changes, see: https://github.com/enonic/xp/releases/tag/v6.3.1
Enonic XP 6.3.1 may be downloaded from our public repository: http://repo.enonic.com/public/com/enonic/xp/distro/6.3.1/