deps: update to latest protonmail crypto

feat(grove): support removing subtrees

wip(grove): implement child cache entry removal

wip(store): initial work on subtree removal

feat(twig): reject values with null bytes in Set

fix(fields): guard against incorrect qualified type lengths

tests(fields): regression test to catch qualifieds with bad lengths

tests: update errNode to new Node interface

Add author and metadata getters to Node interface Validate metadata in shallow node validation

chore: remove unnecessary error handler

Use twig key parser

Add metadata handling

feat: suppress extra archive notifications

deps: officially switch to golang.org/x/crypto fork