TODO

add wallet infrastructure
add sign(address, msg) using wallet infrastrucure
report test vectors from P. Todd's library
report trailing/leading blank trimming in Electrum message signing

isinstance(entr, bytearray):
or
isinstance(entr, bytes):

revise ansi_x963_kdf
optimizations
    https://cryptojedi.org/peter/data/eccss-20130911b.pdf
    https://arxiv.org/abs/1801.08589
    https://ecc2017.cs.ru.nl/slides/ecc2017school-castryck.pdf
    https://hal.archives-ouvertes.fr/hal-00932199/document
    https://iacr.org/workshops/ches/ches2006/presentations/Douglas%20Stebila.pdf
    https://eprint.iacr.org/2005/419.pdf
transaction and block parsing (explorer based with optional full node)
of a signature: verify or verification ? of a commit: verify or open ?
better mimic of electrum entropy search, they probably have the words inverted
BIP44 in address_from...

primitives for interactive threshold and musig

borromean references
generalize ec, hf in borromean

Edwards curve (Curve25519)

BLS

deserialize curves from jason file
remove signtocontract, adding commit to dsa and ssa
e=0 in SSA ? See FIXME

remove (ec, hf) in favor of network (global default?)

}