Create random bytes streams with or not a cap size
note: cap
is a number of 64Mb blobs
$ npm i random-bytes-stream --save
var randStream = require('random-bytes-stream')
randStream() // returns a infinite random bytes stream in chuncks of 64Mb (max Buffer size)
var randStream = require('random-bytes-stream')
var nChuncks = 1
randStream(nChuncks) // returns nChunks * 64Mb of random bytes stream