Incorporate upstream changes from LavenderGallery v0.9.6-beta

Key changes:
- Updated version to v0.9.6-beta (version code 96)
- Converted package name from com.aks_labs.tulsi to com.aks_labs.tulsi
- Added fix for albums with over 5000 items
- Added fix for custom tabs not loading
- Added ability to include entire folders in custom albums

This commit includes all the necessary changes to incorporate the upstream features while maintaining our custom package structure and features.
