Atom.array parser
Atom.append_format documentation and return type
Document and add return type to Atom fields
Atom.unpack_one
Array mutables in Atom
Valence Formatter
Valence array
Remove padding from attrs
Pack padding properly
Level move atom now using array
Valence array packing
Subatoms and subatomic valence shells
Removed freezing
Subatomic packing