SPLINE ALPHA: New features and improvements

This update introduces new features in SPLINE ALPHA, including 3D vector editing and post-processing capabilities.

Changes

• SPLINE ALPHA
• New feature: 3D vector editing.
• New feature: Post-Processing.
• New feature: File Sharing.
• New Look At interaction event.
• New Follow interaction event.
• New Open URLs for Mouse Down/Up, Key Down/Up events.
• New UI redesign for profile views.
• Many bug fixes.