On generate getting error liquid: Cannot read file with: path=..atari_8bit_font_revised.png

installed via **npm i @cloudflare/wrangler -g**
running node 10.1.0

Running as admin on windows 10 but getting this
```

λ wrangler generate myapp https://github.com/ashleygwilliams/worker-emscripten-template
⬇️ Installing cargo-generate...
Generating a new webpack worker project with name 'myapp'...
Creating project called `myapp`...
Error: liquid: Cannot read file
with:
path=C:\Repos\tests\myapp\src\stb\data\atari_8bit_font_revised.png

Error: failed to execute `"cmd" "/C" "C:\\Users\\miked\\AppData\\Local\\.wrangler\\cargo-generate-365221054903e5ed\\cargo-generate.exe" "generate" "--git" "https://github.com/ashleygwilliams/worker-emscripten-template" "--name" "myapp" "--force"`: exited with exit code: 1
```