0.4.1: coldcard Q support, coin consolidation

Fixes #62.

Author: jamesob

.gitignore

@@ -2,6 +2,7 @@
 
 public.txt
 *.psbt
+*.txn
 
 # Byte-compiled / optimized / DLL files
 __pycache__/

CHANGELOG.md

@@ -1,3 +1,13 @@
+
+## 0.4.1
+
+- Added Coldcard Q support
+- Fixed descriptor wallet import (setting active=true)
+- Added QR printing
+- Added `consolidate` CLI command
+- Added coin selection interface for `consolidate`
+- Change address type specified as bech32 upon wallet creation
+
 ## 0.3.1
 
 - Wayland clipboard support (via wl-copy)

README.md

@@ -49,7 +49,7 @@ Coldcard, and not much else.
     help
 - Bitcoin Core 0.19+
 - Python 3.7+ (your system probably already has this)
-- Coldcard
+- Coldcard (original or Q)
 
 ![home](docs/img/splash.png)
 
@@ -61,6 +61,7 @@ Not super familiar with the commandline? On macOS? Check out the [easy setup tut
 
 1. Buy a [Coldcard](https://coldcardwallet.com)
 1. Download, install, and sync [Bitcoin Core](https://bitcoincore.org/en/download/)
+    - If possible, sync with `-blockfilterindex=1` for much faster wallet scanning.
 1. Ensure Python 3.7+ is on your system: `$ python3 --version` and if not, install it.
     - macOS: install [homebrew](https://brew.sh/), run `brew install python3`
     - [Linux](https://realpython.com/installing-python)
@@ -70,6 +71,10 @@ Not super familiar with the commandline? On macOS? Check out the [easy setup tut
 1. Boot 'er up
     - `coldcore`
 
+If you have the `qrencode` binary installed on your system (e.g. `apt install
+qrencode`), certain data will be shown with accompanying QRs. This can make it easier
+to communicate to airgapped devices which read QRs, like the Coldcard Q.
+
 ### Verifying the install (optional but recommended)
 
 1. Receive my keys in GPG: