Fix ORKTest issue.
Fix ORKTest issue.

danoli3/ResearchKit,shazino/ResearchKit,allen7wang/ResearchKit,YuanZhu-apple/ResearchKit,boland25/ResearchKit,YuanZhu-apple/ResearchKit,jimmyti/ResearchKit,md0u80c9/ResearchKit,jimmyti/ResearchKit,jarrelscy/ResearchKit,danoli3/ResearchKit,shazino/ResearchKit,weijentu/ResearchKit,umerkhan-apple/ResearchKit,jarrelscy/ResearchKit,allen7wang/ResearchKit,jarrelscy/ResearchKit,QuintilesRK/ResearchKit,jeremiahyan/ResearchKit,YuanZhu-apple/ResearchKit,cornelltech/ResearchKit,oliverschaefer/ResearchKit,danoli3/ResearchKit,chb/ResearchKit,md0u80c9/ResearchKit,cornelltech/ResearchKit,oliverschaefer/ResearchKit,umerkhan-apple/ResearchKit,shazino/ResearchKit,oliverschaefer/ResearchKit,KaiCode2/ResearchKit,cornelltech/ResearchKit,weijentu/ResearchKit,mluedke2/ResearchKit,md0u80c9/ResearchKit,allen7wang/ResearchKit,mluedke2/ResearchKit,chb/ResearchKit,boland25/ResearchKit,boland25/ResearchKit,chb/ResearchKit,KaiCode2/ResearchKit,oliverschaefer/ResearchKit,weijentu/ResearchKit,jeremiahyan/ResearchKit,jeremiahyan/ResearchKit,QuintilesRK/ResearchKit,chb/ResearchKit,KaiCode2/ResearchKit,mluedke2/ResearchKit,boland25/ResearchKit,QuintilesRK/ResearchKit,md0u80c9/ResearchKit,umerkhan-apple/ResearchKit,weijentu/ResearchKit,YuanZhu-apple/ResearchKit,jimmyti/ResearchKit