Make sure doc examples use hex encoding on buffers
Make sure doc examples use hex encoding on buffers

kleetus/bitcore-node,zcoinrocks/bitcore-node,snogcel/bitcore-node-dash,snogcel/bitcore-node-dash,braydonf/bitcore-node,kleetus/bitcore-node,zcoinrocks/bitcore-node,braydonf/bitcore-node