Fix "pending" state on files created by metadata plugin
Remove creating files without workflow runs

Add creating workflow runs with files
Add creating workflows
Added test to enforce processsing status on imported files
Fix documentation for BasicDecider tutorial and user getting started

Also some code changes to support
Fix extra 'seqware' in test
Merge pull request #243 from SeqWare/feature/seqware-1937

Feature/seqware 1937