Adam Cichosz

Hi, Would it be okay to add a note somewhere about the [vim-please](https://github.com/adox/vim-please) which provides syntax highlighting and indentation support for the Please build system?

Environment variables not available for custom cache command

1

AWS S3 custom cache fails (configuration taken from the docs): ``` [Cache] RetrieveCommand="aws s3 cp s3://YOUR-OWN-CACHE-BUCKET/please/$CACHE_KEY -" StoreCommand="aws s3 cp - s3://YOUR-OWN-CACHE-BUCKET/please/$CACHE_KEY" ``` It looks like no external environment variables...

I've been using please to build some project with maven and encountered freeze during the build. Reapplying same commands when in `--shell` mode worked fine (no freeze). Dig up a...