allow empty commits to gh-pages if there are no changes to dist
allow empty commits to gh-pages if there are no changes to dist

nellh/bids-validator,nellh/bids-validator,Squishymedia/bids-validator,suyashdb/bids-validator,Squishymedia/BIDS-Validator,nellh/bids-validator,chrisfilo/bids-validator