biology/fasda: Update to 0.1.5

abundance:

Update stringtie command to also produce gene-level abundances
Output 0 for effective length for now to clearly indicate that it's invalid

normalize: Add --debug option

Updates for latest libxtend API

Test -> Yeast-test
Add Mouse-test suite with multiple mouse data options
Streamline test scripts

Changes: https://github.com/auerlab/fasda/releases