Add strand specificity to the Picard RNA-seq metrics including a PP param for RNA-seq models.
Add valid values for strand sensitivity.
Get picard_strand_specificity from the model via PP instead of build.
Get picard_strand_specificity from the model via PP instead of build.
remove unless(execute) syntax and check the command object result as well.
whitespace changes
Merge pull request #145 from jasonwalker80/picard_stranded_rna_seq_metrics