Feature Request: Automatically mark generated addresses as owned

[C-Otto]

When sending funds to some address, the change may be returned in an address generated by the wallet in a deterministic way. It would be nice for BitBook to recognize these addresses and automatically mark them as owned.

xpub, ypub, ... https://help.cointracker.io/en/articles/2645254-what-is-xpub-ypub-zpub-and-utxo