Merge pull request cli#1626 from cli/ghe-auth-tweaks

Make GitHub remote parsing and authentication stricter

Merge pull request cli#1626 from cli/ghe-auth-tweaks

Make GitHub remote parsing and authentication stricter

Exercise most of the release process on prereleases

- deb and rpm packages are now built for prereleases
- consolidate setup for deb & rpm
- man pages are generated for prereleases
- the `cli.github.com` site is only pushed to on full releases

Bonus:
- only publish the GitHub release after the Windows MSI is uploaded
- hub does not need downloading

linux repo creation

move deb repo creation into releases workflow

Merge pull request cli#1411 from jessemillar/feature/glamour-style

Enabling custom color themes with the `GLAMOUR_STYLE` environment variable

Merge pull request cli#1371 from cli/ignore-nondotcom-remotes

Revert to ignoring non-github.com git remotes

Merge pull request cli#1187 from gabgodBB/Disabling_color_for_output_…

…file

Issue cli#930 - Removing color for output files

Merge pull request cli#1165 from cli/api-repo-placeholders

api command: support `{owner}` and `{repo}` placeholders

Merge pull request cli#996 from cli/lint-fix

Fix linter in CI