[Diff since v0.2.8](https://github.com/JuliaMolSim/DFTK.jl/compare/v0.2.8...v0.3.0) **Closed issues:** - Remove using GenericLinearAlgebra warning when GenericLinearAlgebra is already defined (#429) - Documentation for spin not up to date (#436) **Merged pull requests:** - Remove RealFourierArray and refactor internal density datastructures (#413) (@antoine-levitt) - Refactor damping out of mixing datastructures (#426) (@mfherbst) - Remove remaining from_fourier (#427) (@gkemlin) - Remove using GenericLinearAlgebra warning when GenericLinearAlgebra is already defined (#430) (@mfherbst) - CompatHelper: bump compat for "MPI" to "0.18" (#432) (@github-actions[bot]) - Add RWTH Aachen funding (#435) (@mfherbst) - Extra forces test for magnetic ground state (#437) (@mfherbst)