v0.5.0

Changes in this release:

• Update to latest ANARI SDK v0.3.0
• Added support for curve geometry subtype
• Added support image1D sampler subtype
• Added support for primitive.index on sphere geometry
• Added support for missing array types for image samplers
• Added volume scattering in dpt renderer
• Added tool (visrtxCompileShaders) for precompiling OptiX shaders offline
• Improved robustness around object subtypes unknown to VisRTX
• Improved object leak warnings on device release
• Moved ambient lighting from being a light subtype into renderer parameters
• Fix incorrect handling of managed arrays of objects
• Fix performance bug with rays repeatedly not exiting volumes