use GC nearly everywhere

Use gnu tar in osx build (dlang-community#642)

Should hopefully fix dlang-community#641

fix --localUse off-by-one error (dlang-community#640)

fix ci upload-asset action syntax

Migrate to GitHub Actions (dlang-community#637)

* Migrate to GitHub Actions

* Add release steps

* Use WebFreak001/[email protected]

* Package the files using tar and 7z

* Use TAG_RAW in the names

Update the emsi_containers dependency to v0.8.0

Merge pull request dlang-community#622 from dlang-community/issue-620

Fix dlang-community#620
merged-on-behalf-of: Jan Jurzitza <[email protected]>

Merge pull request dlang-community#619 from WebFreak001/upgrade-libdp…

…arse

use d-test-utils & bump libdparse to 0.15.x
merged-on-behalf-of: Jan Jurzitza <[email protected]>

Merge pull request dlang-community#605 from Basile-z/update-dparse

update dparse to 0.13.z
merged-on-behalf-of: Basile-z <[email protected]>

Merge pull request dlang-community#590 from Basile-z/upgrade-deps

upgrade dependencies