[Diff since v0.5.1](https://github.com/JuliaMolSim/DFTK.jl/compare/v0.5.1...v0.5.2) **Closed issues:** - Fix forwarddiff with symmetries (#643) - Tolerance issue when using ForwardDiff (#651) **Merged pull requests:** - Forwarddiff for metals (#638) (@mfherbst) - Fix cart (#657) (@epolack) - Forward-diff support for pseudo parameters (#658) (@mfherbst)