OpenRTB Macro Substitutor# Usage## var sub = require('./openrtb-macrosub'); sub('http://some/crazy/win/URL/{$AUCTION_ID}/{$AUCTION_PRICE}', {id: 'some-id', price: 500});// This will output 'http://some/crazy/win/URL/some-id/500'. sub('http://some/URL/needs/{$AUCTION_SEAT_ID}', {seat: 'e$c4p ed'}, true);// This will output 'http://some/URL/needs/e%24c4p%20ed'. TODO## Support macro encoding.