message: Update travis to check clippy
diff: @@ -23,8 +23,11 @@ before_install:
  elif [[ $TRAVIS_OS_NAME == "osx" ]]; then
  export TARGET=x86_64-apple-darwin;
  fi
  -before_script: rustup target add $TARGET
  +before_script:
  + - rustup target add $TARGET
  + - rustup component add clippy
  script:
  + - cargo clippy -- -D warnings
  - cargo build --verbose --target $TARGET
  - cargo test --verbose --target $TARGET
  