break gulp tools out into separate graphs and add descriptions
break gulp tools out into separate graphs and add descriptions

DavidHughes/frontend-perf,j0an/frontend-perf,fourkitchens/frontend-perf,j0an/frontend-perf,DavidHughes/frontend-perf,j0an/frontend-perf,fourkitchens/frontend-perf,DavidHughes/frontend-perf,fourkitchens/frontend-perf,j0an/frontend-perf