Build can return multiple statuses
New fixtures for generating test objects
Use new fixtures inside the old test generator
Explicitly specify inputs in test
Allow the user to specify build status
If a build doesn't have an allocation, it is not archivable
Add test fixtures for rna seq model and pp
Not all models need subject name inputs
Add test fixtures for clinseq models
Set date completed on build
Update test to use test objects s rather than db objects
Revert "Build can return multiple statuses"

This reverts commit 916410ae1cceae5fceea90bc355f283650449f79.
Use test object generator in test
Add test reference sequence model
Use test reference sequence object
Use a test subject rather than from db
RnaSeq should take reference sequence rather than just imported reference sequence
Replace additional live db objects with test objects
Fixture for differential expression processing profile
Use test diff exp pp