Camera orbit damping and global settings improvements

This update introduces new settings for camera orbit damping and improves the organization of global settings.

Changes

• New setting to control camera orbit damping (Soft Orbit).
• Global settings are split into Environment settings and Global Settings.
• Fixed bug when importing OBJ objects.
• OBJ import now supports MTL material loading if both files are dropped at once.
• Enhanced color picker that fixes imprecision color issues.
• Fixed several material issues with imported materials.
• Fixed resize issue with imported objects that don't have Z values in size.
• Fixed import of videos/images, now supports the material layer system.
• Fixed cloner issues.
• Fixed library import issues.