clean up output, refactor to use update semantics
clean up output, refactor to use update semantics

google/openhtf,jettisonjoe/openhtf,fahhem/openhtf,grybmadsci/openhtf,ShaperTools/openhtf,ShaperTools/openhtf,fahhem/openhtf,jettisonjoe/openhtf,ShaperTools/openhtf,google/openhtf,ShaperTools/openhtf,ShaperTools/openhtf,jettisonjoe/openhtf,google/openhtf,jettisonjoe/openhtf,grybmadsci/openhtf,grybmadsci/openhtf,fahhem/openhtf,fahhem/openhtf,google/openhtf,grybmadsci/openhtf