fix: drop outdated peers

build: use `dash_hash`

doc: update tx strings policy

doc: update tor notes

doc: update core notes

doc: update gitian notes

doc: update Doxyfile

doc: update notes

chore: update COPYING

build: update `share`

doc: update service notes

doc: add psbt

doc: update man pages

doc: add config file notes

doc: update build notes