* Support global variables

* Respond to review comments

* Clarify comment

* Add more details to test error messages

* Remove flaky main..inittask checks

* Rename globals flag to match vscode-go

* Normalize filepath with slash separator

* Improve handling for unknown package

* Tweak error message

* More refactoring, normalization and error details to deal with Win test failures

* Clean up optional launch args processing

* Add CurrentPackage to debugger and use instead of ListPackagesBuildInfo
Co-authored-by: NPolina Sokolova <polinasok@users.noreply.github.com>