Resolve "process_RSeQC"

Infer's metadata:

• Predicts strandedness
• Calculates insert size if PE
• Calculates TIN

Also ensures outputs of all QC stats from other processes

PR checklist

• This comment contains a description of changes (with reason)
• If you've fixed a bug or added code that should be tested, add tests!
• Replace dag.png with the most recent CI pipleine integrated_pe artifact

• Close issue
  Closes #35 (closed)

/cc @ghenry @venkat.malladi