Need to include a reference type in the analysis_type in our upload template

[briandoconnor]

I would like to be able to use reference_upload, needs to be added to our schema.

2017-05-06 21:36:43,507 ERROR validateObjAgainstJsonSchema:168 Schemd json validation failed: 'reference_upload' is not one of [u'sequence_upload', u'alignment', u'rna_seq_quantification', u'germline_variant_calling', u'somatic_variant_calling', u'immuno_target_pipelines']

Failed validating u'enum' in schema[u'properties'][u'specimen'][u'items'][u'properties'][u'samples'][u'items'][u'properties'][u'analysis'][u'items'][u'properties'][u'analysis_type']:
    {u'description': u'The analysis type needs to be tightly controlled because it is used in the metadata merging script to assign flags.',
     u'enum': [u'sequence_upload',
               u'alignment',
               u'rna_seq_quantification',
               u'germline_variant_calling',
               u'somatic_variant_calling',
               u'immuno_target_pipelines']}

On instance[u'specimen'][0][u'samples'][0][u'analysis'][0][u'analysis_type']:
    'reference_upload'