v1.91

- Added: Support for .PCD Ascii file format v0.7 *for color, only single value is supported, not separate R G B yet

- Added: Example scene "BinaryViewerDX11WithMeasuring-Override" to show how to override MeasurementManager DrawLine() method

- Added: New Shaders "PointCloudHeightGradientColorOpaqueDX11" and "PointCloudHeightGradientColorOpaqueDX11" for displaying single color point cloud with gradient (based on world Y height)

- Added: UpdatePointData() and UpdateColorData() to easily submit your own point cloud data into viewer, see example Scene "Your_Own_Pointcloud_Data_Viewer.scene"

- Added: DX11 PointCloud VR (singlepass) shader material for testing: PointCloud_DX11_FixedColorOpaque-VR.mat

- Fixed: MovieTexture error in "VideoDepthPlayer.cs" if building for webgl

- Fixed: .PTS intensity value parsing : https://github.com/unitycoder/UnityPointCloudViewer/issues/30

- Fixed: Nullref error if ReadRGB not selected, but ReadIntensity was selected

- Fixed: Nullref error if loaded animated point cloud, but file was not found

- Fixed: CloudCompare .PLY has extra comment line https://github.com/unitycoder/UnityPointCloudViewer/issues/34

- Fixed: Disable lightprobes on lod meshes

- Changed: Upgraded project to Unity 5.5.1f1

- Changed: Default point color alpha is now 1 (used to be 0.5)

- Changed: When converting to mesh, new gameobject folder is created per conversion (instead of adding points under same gameobject)

- Changed: Removed static singleton "instance" from BinaryViewerDX11.cs

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