feat: add v2 backup import

feat: add import backup button to wallets page

feat: name transfer, name update, name actions ...

Also refactored i18n and name edit modals

feat: skeleton of name transfer modal

feat: name picker

fix: invalid date handling

fix: slightly better alert colours

refactor: remove react import (react v17)

feat: start on send tx form

fix: address page auto-refresh (fixes #9)

feat: add names to address picker

feat: initial work on address picker

feat: near completion with v1 backup importing

refactor: import aliases

feat: begin work on backup importing