Changed to Mercurial.
Added .hgignore
CameraControlDemo: corrected CameraRotationMode/CameraMode binding bugs
ZoomHandler: corrected bug for Orthographic cameras (clamping delta value to -0.5)
LinesVisual3D/PointsVisual3D: corrected bug in initialization of the Points property
ExtrudedVisual3D: corrected bug in initialization of the Points property
HelixViewport3D: removed Add, Remove and ClearChildren methods.
Change to Children.Add, Children.Remove and Children.Clear if you are using these methods.
ObjReader: setting ViewportUnits = absolute for the textures
http://helixtoolkit.codeplex.com/discussions/277970
HelixViewport3D: removed unused assertion from OnApplyTemplate
ObjReader: corrected texture tilemode. added support for ambient texture maps.
Examples/ModelViewer/Models: added texture test models
Viewport3DHelper: minor change (using IsInstanceOfType instead of IsAssignableFrom)
Removed content files from nuget package
HelixViewport3D: added alternative gesture properties for pan/zoom/rotate
(PanGesture2, ZoomGesture2, RotateGesture2)
MeshBuilder: improved comments
MeshBuilder: added comments, fixed StyleCop violations.
renamed AddSphere overload (by icosahedron subdivision) to AddSubdivisionSphere
ObjReader: fix ambient color bug
StudioReader: set viewportunits and tile mode for texture image brushes
(see http://helixtoolkit.codeplex.com/discussions/350268)
Added kinect example (Examples\Kinect\DepthSensorDemo).
ObjReader: Implemented support for smoothing groups
Added properties:
- DefaultColor
- IgnoreErrors (false by default, will throw exceptions if there are errors in the file)
- SkipTransparencyValues (don't use "Tr" values in the material file)
- IsSmoothingDefault (true by default, will set default smoothing group=1)

MeshBuilder: added AddPolygon and AddPolygonByCuttingEars methods

Added RegexOption.Compiled to regular expressions.
MeshBuilder: fixed bugs in the AddTriangles method
Wpf.Tests: changed invalid obj test file, added three tests on smoothing group