Release v1.6.0

* github_job - deprecated metrics, use github_workflow_run_status (PR…

… #16 @vdemonchy)

* update doc - add minimal token configuration (Issue #10 @rmisyurev)
* add configuration for change the github api if needed (github enterprise) (Issue #14 @mambax)
* improve error message for HTTP queries (PR #11 @rsvoboda)
* fix error processing and body closing (PR #9 @mom0tomo)