Nicolas Tancogne-Dejean requested to merge acbn0_parallel_in_domains into develop Sep 10, 2018

Description

The calculation of the Coulomb integrals and hence the ACBN0 functional can now be used with domain parallelization.

News snippet

Allow for the ACBN0 functional with domain parallelization.

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.