support for shared browserify options across grunt and node
support for shared browserify options across grunt and node

hammerlab/pileup.js,snaheth/pileup.js,snaheth/pileup.js,piotr-gawron/pileup.js,hammerlab/pileup.js,piotr-gawron/pileup.js,hammerlab/pileup.js,snaheth/pileup.js,piotr-gawron/pileup.js,snaheth/pileup.js,piotr-gawron/pileup.js,hammerlab/pileup.js