* Handle errors w/ github source.
* Fix loop var captured by func literal.
* Fix loop var captured by func literal.
* Set completed progress if the scan completes with no errors.
* Set progress to 100% if the scope and iteration are both 0.
* Fix commentary.
* Fix test.
* Return after the defer to os.RemoveAll.
* Fix unauth scan.
* Inline range loop.
* update tests for partial scan completion with errors. Ensure correct progress is set.
* Update progress for all sources.
* Update github test.
* Address comments.
* Use a config struct when scanning and engine source.
* fix tests.
* Move test_helpers to the sources pkg.
* Handle ScanGit error in tests.
* adderss comments.
* Use functional options.
* Remove temp var.
* Add better var names for the setup functions for each config.
* Remove unused var.
* fix error logs.
* fix error logs.
* single line.
* remove blank lines.
