fixed testxml.project_branch_stage_xml to match model, <tags/> comes from queryset's StageTag ('tags' is related name for a fk to Stage)
fixed testxml.project_branch_stage_xml to match model, <tags/> comes from queryset's StageTag ('tags' is related name for a fk to Stage)

sassoftware/mint,sassoftware/mint,sassoftware/mint,sassoftware/mint,sassoftware/mint