var fs = require('fs');
var child_process = require('child_process')
var max_sleep = 300

if ( process.argv[ 2 ] && process.argv[ 3 ] ) {
  var inFile = process.argv[ 2 ]
  var outFile = process.argv[ 3
var fs = require('fs');
var child_process = require('child_process')
var max_sleep = 300

if ( process.argv[ 2 ] && process.argv[ 3 ] ) {
  var inFile = process.argv[ 2 ]
  var outFile = process.argv[ 3 
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