Still need READMEs for many top-level keys

[dwinston]

Check off when done.

• [x] band_structure
• [x] band_structure_uniform
• [x] created_at
• [x] decomposes_to
• [x] delta_volume
• [x] dos
• [x] efermi
• [x] elasticity
• [x] exp
• [ ] final_energy_per_atom
• [x] formation_energy_per_atom
• [x] initial_structure
• [ ] ionic_steps
• [x] is_compatible
• [ ] is_ordered
• [ ] magnetic_type
• [x] nelements
• [ ] nkpts
• [x] original_task_id
• [x] oxide_type
• [x] pseudo_potential
• [x] run_stats
• [ ] snl
• [ ] snl_final
• [x] snlgroup_changed
• [x] snlgroup_id
• [x] snlgroup_id_final
• [ ] static
• [ ] total_magnetization
• [x] updated_at

[dwinston]

@weichen can you fill in original_task_id?

[dwinston]

Thanks. I'm keeping this issue open until all top-level keys have READMEs.