WIP: Band structure
Small improvement that will provide default projections for in example embedding of 2D lattice in 3D space. I will also in this MR replace holoviews-based solver with Anton's plotly version of kwant plotter.
Small improvement that will provide default projections for in example embedding of 2D lattice in 3D space. I will also in this MR replace holoviews-based solver with Anton's plotly version of kwant plotter.