Provide context view for networkx algorithm result

**Is your feature request related to a problem? Please describe.**
For now GraphScope fetch all vertex context to format result. The better strategy is provide a context view for remote context
that act like dictionary.

- [ ] survey all kind of algorithm result.
- [ ] provide a context view to remote context (like fragment view)
- [ ] the view should act like dictionary.

**Additional context**
#1395