Error output fix (#87)

* Use a git log command that works on git 1.8.x and 2.x

* Use a git log command that works on git 1.8.x and 2.x

* Use a git log command that works on git 1.8.x and 2.x

* Use a git log command that works on git 1.8.x and 2.x

* Use a git log command that works on git 1.8.x and 2.x

* Add type check fixes.

* Add type check fixes.

* build fix

* build fix

* build fix

* Add release tagging

* Add release tagging

Minor updates

* Add release tagging

* Add release tagging

* Bandit checks

* Git tagging fix

* Git tagging fix

* Git tagging fix

* Make tagging work if ssh is setup by the screwdriver server setup.

* Support the old package publish environment setting variable so old templates don't break.

* Don't run the validation on centos 5 since it doesn't work.

* Don't run the validation on centos 5 since it doesn't work.

* Remove debug print

* Don't override the package version

* Display a message when changing the metadata in screwdriver.

* - Make the release tagger use the Versioner class to get the metadata version so there aren't
multiple implementations of the same thing.
- Update the Versioner base class to allow specifying the meta command as an argument.  To simplify writing tests.

* Don't output the bytestring as output but the string instead

Author: dwighthubbard

src/screwdrivercd/utility/run.py

@@ -37,5 +37,5 @@ def run_and_log_output(command: List[str], logfile: str, print_errors: bool=True
             print(f'Command {command!r} failed', flush=True)
             fh.write(error.stdout)
             if print_errors and error.stdout:  # pragma: no cover
-                print(error.stdout)
+                print(error.stdout.decode(errors='ignore'))
             raise error