Update v1 to 1.8.0

Merge pull request actions#195 from actions/malob/update-readme

Add preview example to README

Update `@actions/core` Version and move towards uses environment file…

…s to talk to runner (actions#135)

* update toolkit version

* update licensed

* fix typo

DOTNET_ROOT and short generic versions (actions#131)

Bump node-fetch from 2.6.0 to 2.6.1 (actions#127)

* Bump node-fetch from 2.6.0 to 2.6.1

Bumps [node-fetch](https://github.com/bitinn/node-fetch) from 2.6.0 to 2.6.1.
- [Release notes](https://github.com/bitinn/node-fetch/releases)
- [Changelog](https://github.com/node-fetch/node-fetch/blob/master/docs/CHANGELOG.md)
- [Commits](node-fetch/node-fetch@v2.6.0...v2.6.1)

Signed-off-by: dependabot[bot] <support@github.com>

* Package and index update

* Formatting on installer.test

* Updated licenses

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Zachary Eisinger <zeisinger@github.com>

Merge pull request actions#116 from thboop/thboop/AddThirdPartyLicenses

Add Third Party Licenses to Dist Files

Merge branch 'litetex-support-latest-version'

Merge pull request actions#68 from actions/warning-remove

Remove warning from master branch

Correct versioning

Set DOTNET_ROOT to full path