Nicolas Tancogne-Dejean requested to merge potential_interaction into develop Feb 11, 2021

Description

The local ion-electron potential is now computed using an interaction. This does not use the new framework fully but is a step foward doing this.

News snippet

Code refactoring.

Checklist

I have checked that my code follows the Octopus coding standards
I have added tests for all the new features added in this request.