Add v0.8.1 release notes (#470)

docs/release-notes.md

@@ -1,3 +1,32 @@
+## v0.8.1 October 1, 2020
+- Bugfix: Fix displaying address on BitBox02 (#416) (@stepansnigirev)
+- Bugfix: Fix Specter not starting up if Ledger is connected and asleep (#416) (@stepansnigirev)
+- Bugfix: Fix wallet-create wizard ignoring passphrase on Trezor One and KeepKey (#420) (@ben-kaufman)
+- Bugfix: Fix handling of corrupted wallet file (#422) (@stepansnigirev)
+- Bugfix: Fix wrong version number shown on Windows installer (#431) (@k9ert)
+- Bugfix: Fix default address labeling issue when importing an old wallet (#435) (@ben-kaufman)
+- Bugfix: Fix message signing with Specter-DIY (#440) (@stepansnigirev)
+- Bugfix: Fix handling of Bitcoin Core's `disablewallet` mode (#461) (@ben-kaufman)
+- Bugfix: Use port 8332 if port was not specified with disabled auto-detect (#462) (@stepansnigirev)
+- Bugfix: Fix ColdCard multisig wallet export (#467) (@stepansnigirev)
+- Bugfix: Fix Ledger failing to sign transactions with multiple inputs (#468) (@ben-kaufman)
+- Bugfix: Fix wallet importing issues (#463) (@k9ert)
+- Performance: Improve RPC calls speed (#419) (@stepansnigirev)
+- Performance: Move version-checker to a separate thread (#421) (@stepansnigirev)
+- Performance: Improve speed of the wallet UTXO tab (#457) (@ben-kaufman)
+- Feature: Add addresses labels to wallet backup file (#430) (@ben-kaufman)
+- Feature: Notify on desktop app when new Specter version is available (#421, #438) (@stepansnigirev)
+- UI: Correct typos in main menus (#424) (@Bayernatoor)
+- UI: Fix RPC connection test checkboxes CSS (#427) (@ben-kaufman)
+- UI: Show total balances as percentage of the total Bitcoin supply when running the numbers (#429) (@ben-kaufman)
+- UI: Show live updates of wallet rescan progress (#432) (@ben-kaufman)
+- UI: Add QR code (base64) and file upload (binary, base64) support for PSBT import and export (#469) (@stepansnigirev)
+- Refactoring: Add automated PEP8 checks with Black (#286) (@mflaxman)
+- Refactoring: Cleaner input weight calculation for estimating transaction fees (#426) (@stepansnigirev)
+- Refactoring: Blackify the codebase (#464) (@stepansnigirev)
+- Docs: Update the FAQ (#437) (@calkob)
+- Docs: Add a note to the README about setting `server=1` for Bitcoin Core GUI (#459) (@Maple44)
+
 ## v0.8.0 September 19, 2020
 - Build: Refactor the desktop app to run Specter in a separate thread instead of from binaries (#370) (@stepansnigirev)
 - Devices: [BitBox02](https://shiftcrypto.ch/bitbox02/) single-sig support (#393, #402) (@ben-kaufman, @stepansnigirev)