rustfix 0.4.6

Automatically apply the suggestions made by rustc
Documentation
environment:
  matrix:
    - TARGET: x86_64-pc-windows-msvc

install:
  - appveyor-retry appveyor DownloadFile https://win.rustup.rs/ -FileName rustup-init.exe
  - rustup-init.exe -y --default-host x86_64-pc-windows-msvc --default-toolchain nightly
  - set PATH=%PATH%;C:\Users\appveyor\.cargo\bin
  - rustc -V
  - cargo -V
  - del rustup-init.exe

build: false

test_script:
  - cargo test --all