ROX-Filer improve handling thumbnails

Forum member l0wt3ch is improving ROX-Filer, see recent blog post:

• ROX-Filer back and forward buttons — April 18, 2026
• ROX-Filer copy leak fixed — April 18, 2026

Now, improvements for thumbnails:

https://forum.puppylinux.com/viewtopic.php?p=168683#p168683

I have applied the 'rox-thumbnails-easy.patch' and recompiled ROX. It is now 'rox-filer-20260421-excalibur.pet'.   

Tags: easy