old_contents: 'use strict'
  var bitcoin = require('bitcoinjs-lib');
  
  var networks = exports;
  Object.keys(bitcoin.networks).forEach(function(key){
      networks[key] = bitcoin.networks[key]
  })
  
  
new_contents: 'use strict'
  var bitcoin = require('bitcoinjs-lib');
  
  var networks = exports;
  Object.keys(bitcoin.networks).forEach(function(key){
      networks[key] = bitcoin.networks[key]
  });
  
  networks.monacoin = {
      magicPrefix: '\x19Monacoin Signed Message:\n',
      bip32: {
          public: 0x0488b21e,
          private: 0x0488ade4
      },
      pubKeyHash: 0x32,
      scriptHash: 0x05,
      wif: 0xB2,
      dustThreshold: 546, // https://github.com/bitcoin/bitcoin/blob/v0.9.2/src/core.h#L151-L162
  };
  
  
subject: add monacoin