Windows Bot Setup

1. Install git https://git-scm.com/download/win
2. Install msys2 and copy 'zip' from mys2's bin to git's (TODO: maybe we should start with msys2)
3. Install python 2.7 https://www.python.org/downloads/windows/
4. Ensure installer adds it to the path
5. Install node js lts https://nodejs.org/en/
6. Install botio from cloned repo (the npm package is not up to date)
7. git clone https://github.com/brendandahl/botio.git
8. cd botio
9. npm install -g .
10. Install bot files
11. git clone https://github.com/mozilla/botio-files-pdfjs.git
12. edit config.json
13. Setup pdfjsbot github access token
14. Start the bot botio start --user pdfjsbot --pwd <github access token>
15. Setup webhooks on github