C, C++:
Robotic Arm Position And Orientation Structure `rm_pose_t`

Class member variable description

Position, in m position
C++
```
rm_position_t rm_pose_t::position
```
Quaternion quaternion
C++
```
rm_quat_t rm_pose_t::quaternion
```
Euler angle, in rad euler
C++
```
rm_euler_t rm_pose_t::euler
```