Changelog since last release:

- Added Vertex Ambient Occlusion (Vertex AO)
- Ray traced shadows changed to full resolution
- Voxel GI: removed low resolution resolve mode
- Added lightshafts, lens flares and volumetric clouds to path tracing
- Added transparency map texture slot to materials that can be used for a secondary transparency texture
- Added voxel-based 3D path finding and line of sight occlusion testing
- Editor: camera preview render for selected camera, and path finding testing mode
- optimizations, fixes