update qualitative.tex
update qualitative.tex

ucsd-progsys/nate,ucsd-progsys/ml2,ucsd-progsys/nate,ucsd-progsys/ml2,ucsd-progsys/ml2,ucsd-progsys/ml2,ucsd-progsys/ml2,ucsd-progsys/nate,ucsd-progsys/ml2,ucsd-progsys/nate,ucsd-progsys/ml2,ucsd-progsys/ml2,ucsd-progsys/nate,ucsd-progsys/nate,ucsd-progsys/nate,ucsd-progsys/nate,ucsd-progsys/ml2,ucsd-progsys/nate