Igor Mazur

I've found convenient to install mcfly through `cargo install mcfly`. And then update using cargo-update crate. ``` cargo install cargo-update cargo install-update -a ```

Actually, I've made some dirty hacks here https://github.com/grammarly/spark-ec2 for my own use. Not so complex and it works, in my case. I needed in s3a support that was included to...

@shivaram Yes, I thought to update this to latest spark version. And then will send PR.