Merge pull request adamralph#259 from adamralph/update-changelog

update changelog for 6.4.0

Merge pull request adamralph#249 from adamralph/read-deadlock-remark

add remark about Read deadlocks

Merge pull request adamralph#249 from adamralph/read-deadlock-remark

add remark about Read deadlocks

Merge pull request adamralph#223 from adamralph/create-no-window

add support for createNoWindow

Merge pull request adamralph#175 from damianh/env-vars

Add ability to configure the command's environment variables

Merge pull request adamralph#175 from damianh/env-vars

Add ability to configure the command's environment variables

Merge pull request adamralph#149 from adamralph/travis

whitespace 👮 in .travis.yml

Merge pull request adamralph#149 from adamralph/travis

whitespace 👮 in .travis.yml

Merge pull request adamralph#145 from adamralph/echo-prefix

echo prefix

Merge pull request adamralph#132 from adamralph/upgrade-test-sdk

upgrade to Microsoft.NET.Test.Sdk 16.1.1