Advent of Code to Markdown 1.0.2

Usage

1. Download aoc_to_markdown-1.0.2-an+fx.xpi.
2. Install using Firefox's Install Add-on From File... option.
3. Navigate to any challenge page (e.g. https://adventofcode.com/2017/day/14).
4. The Advent of Code to Markdown button will show up in the address bar.
5. Click the button and it will pop up a Save As... dialog to save the output.