ShadowMountPlus 1.7alpha4

Test version. Unstable.

This release improves mounting reliability, game lifecycle handling, and usability:

• Added optional persistent image mounting between game launches (Legacy mode)
  persistent_image_mounts=1|0 (1 keeps discovered images mounted between game launches; default: 0)
• Reduced scanner file descriptor usage.
• Added detailed fatal-signal reports for tracked games.
• Improved USB game recovery after suspend/resume.
• Added seamless switching between mounted games.
• Added localized notifications for 30 languages, with automatic console-language detection and manual selection via language.

Full Changelog: 1.7alpha3...1.7alpha4