Move jacob's ladder into metainfo
Store a new quantity called
DFT.jacobs_ladder, which usurps the role of
The latter should be preserved for the GUI until after reprocessing.
Moreover, the actual value to be stored should match those shown in the GUI, i.e. LDA, GGA, Meta-GGA, Hyper-GGA, Hybrid.
In the case of
GW.starting_point_type, HF should also be included / preserved.