New features to support

[Xiaojieqiu]

Hi @Yao-14 I am adding a few new features requests that are worth to incorporate over the time:

• [x] allow user to import new 3D data generated with Spateo package
• [ ] enable virtual slicing with the 3D smoothing model
• [x] allow creating the animations of the vector field predictions
• [x] enable visualization of differential geometry analysis results
• [ ] ...

[Yao-14]

Hi Xiaojie，thanks for your suggestions! i will add those functions to spateo-viewer.