V3.0.3-stable

• fix bug
• update software framework to 3.0

V2.3.0 - stable version

• fix bug
• update software framework

V2.2.10 - stable version

Added new feature support.

1. Add the angle cropping function, you can configure the angle range that does not display the point cloud in the launch file;
2. Add the function of setting the laser scanning direction, which can be configured in the launch file;