diff --git a/Gruntfile.js b/Gruntfile.js
index d432885..090f98a 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -13,13 +13,11 @@ module.exports = function(grunt) {
     shell: {
       browserify: {
         options: {
-          stdout: true
+          stdout: true,
+          stderr: true
         },
-        command: 'node ./browserify.js >  browser/bundle.js',
-      },
-      browserifyData: {
-        command: 'browserify  -t brfs  -s testdata test/testdata.js  -o browser/testdata.js'
-      },
+        command: 'node ./browser/browserify.js',
+      }
     },
     watch: {
       readme: {
@@ -28,7 +26,7 @@ module.exports = function(grunt) {
       },
       scripts: {
         files: ['**/*.js', '**/*.html', '!**/node_modules/**', '!browser/bundle.js', '!browser/testdata.js'],
-        tasks: ['shell' /*, 'mochaTest'*/ ],
+        tasks: ['shell'],
       },
     },
     mochaTest: {
diff --git a/browserify.js b/browser/browserify.js
similarity index 65%
rename from browserify.js
rename to browser/browserify.js
index eedd0e6..d1b627f 100644
--- a/browserify.js
+++ b/browser/browserify.js
@@ -1,7 +1,6 @@
 'use strict';
 
 /*
- * Example for usage of browserify with soop
  *
  * The key parameter 'pack'
  * The supplied 'custom_prelude.js' file is needed for 
@@ -11,27 +10,23 @@
 var fs = require('fs');
 var browserify = require('browserify');
 var browserPack = require('browser-pack');
-var opts = {};
-
 
-var preludePath  = 'node_modules/soop/example/custom_prelude.js';
 
 var pack = function (params) {
+  var preludePath  = 'node_modules/soop/example/custom_prelude.js';
   params.raw = true;
   params.sourceMapPrefix = '//#';
-  params.prelude=  fs.readFileSync(preludePath, 'utf8');
-  params.preludePath= preludePath;
+  params.prelude = fs.readFileSync(preludePath, 'utf8');
+  params.preludePath = preludePath;
   return browserPack(params);
 };
 
-opts.pack = pack;
-opts.debug = true;
-
 var modules = [
   'Address',
   'Block',
   'Bloom',
   'Buffers.monkey',
+  'Connection',
   'Deserialize',
   'Gruntfile',
   'Number.monkey',
@@ -51,12 +46,18 @@ var modules = [
   'config',
   'const',
   'networks',
-  'bitcore',
 ];
 
+var opts = {};
+opts.pack = pack;
+opts.debug = true;
+opts.standalone = 'bitcore';
+opts.insertGlobals = true;
+
 var b = browserify(opts);
 b.require('browserify-bignum/bignumber.js', {expose: 'bignum'} );
 b.require('browserify-buffertools/buffertools.js', {expose:'buffertools'});
+b.require('./bitcore', {expose: 'bitcore'});
 b.require('buffer', {expose: 'buffer'});
 b.require('base58-native');
 b.require('./Key.js', {expose: 'KeyModule'});
@@ -65,27 +66,20 @@ b.require('./util/util');
 b.require('./util/EncodedData');
 b.require('./util/VersionedData');
 b.add('./browser/bignum_config.js');
-b.require('./test/testdata.js', {expose: './testdata'});
-b.transform('brfs');
+modules.forEach(function(m) {
+   b.require('./' + m + '.js' ,{expose: './'+m} );
+});
+b.require('soop');
 
-b.require('./Connection', {expose: './Connection'});
+b.bundle().pipe(fs.createWriteStream('browser/bundle.js'));
 
-modules.forEach(function(m) {
-   b.require('./' + m + '.js' ,{expose:m} );
- });
 
-var bopts = {
-  transform: ['brfs']
-  // detectGlobals: true,
-  // insertGlobals: 'Buffer',
-  // insertGlobalVars: {
-  //   Buffer: function () {
-  //     return 'require("buffer").Buffer';
-  //   },
-  // },
-};
+opts.standalone = 'testdata';
+var tb = browserify(opts);
+tb.require('./test/testdata', {expose: 'testdata'});
+tb.transform('brfs');
 
-b.bundle(bopts).pipe(process.stdout);
+tb.bundle().pipe(fs.createWriteStream('browser/testdata.js'));
 
 
 
diff --git a/test/adapter.js b/test/adapter.js
index 0f8573b..10b12d7 100644
--- a/test/adapter.js
+++ b/test/adapter.js
@@ -1,20 +1,6 @@
 'use strict';
-
-if (typeof require === 'undefined') {
-  var that = this;
-  that.require = function(name) {
-    var split = name.split('/');
-    if (split.length > 0) {
-      name = split.pop();
-    }
-    var module = that[name];
-    if (!module) {
-      if (!bitcore[name])
-        throw new Error('Cannot find module "' + name + '"');
-      return bitcore[name];
-    }
-    return module;
-  };
-  this.Buffer = require('Buffer');
-
-}
+if (typeof process === 'undefined') {
+  var bitcore = require('bitcore');
+  var testdata = require('testdata');
+  var Buffer = bitcore.Buffer;
+} 
diff --git a/test/index.html b/test/index.html
index 798acd8..a21f79e 100644
--- a/test/index.html
+++ b/test/index.html
@@ -12,14 +12,8 @@
     <script src="../node_modules/chai/chai.js"></script>
     <script>mocha.setup('bdd')</script>
     <script src="../browser/bundle.js"></script>
-
-    <script>
-      var bitcore = require('bitcore');
-      this.Buffer = require('buffer').Buffer;
-    </script>
-
-
-<!--    <script src="adapter.js"></script> -->
+    <script src="../browser/testdata.js"></script>
+    <script src="adapter.js"></script>
 
     <script src="test.Address.js"></script>
     <script src="test.basic.js"></script>
@@ -44,8 +38,6 @@
     <script src="test.VersionedData.js"></script>
     <script src="test.Wallet.js"></script>
     <script src="test.WalletKey.js"></script>
-    <!--
-    -->
     <script>
       mocha.run();
     </script>
diff --git a/test/test.PeerManager.js b/test/test.PeerManager.js
index b60de02..5f3aa7f 100644
--- a/test/test.PeerManager.js
+++ b/test/test.PeerManager.js
@@ -5,7 +5,7 @@ var bitcore = bitcore || require('../bitcore');
 
 var should = chai.should();
 
-var PeerManagerModule = bitcore.PeerManager || require('PeerManager');
+var PeerManagerModule = bitcore.PeerManager || require('./PeerManager');
 
 var PeerManager;
 
diff --git a/test/test.Script.js b/test/test.Script.js
index d8a188a..1b9e2fb 100644
--- a/test/test.Script.js
+++ b/test/test.Script.js
@@ -9,7 +9,7 @@ var ScriptModule = bitcore.Script;
 var Address = bitcore.Address;
 var networks = bitcore.networks;
 var Script;
-var test_data = require('./testdata');
+var testdata = testdata || require('./testdata');
 
 describe('Script', function() {
   it('should initialze the main object', function() {
@@ -84,7 +84,7 @@ describe('Script', function() {
     });
   });
 
-  test_data.dataScriptAll.forEach(function(datum) {
+  testdata.dataScriptAll.forEach(function(datum) {
     if (datum.length < 2) throw new Error('Invalid test data');
     var human = datum[0] + ' ' + datum[1];
     it('should parse script from human readable ' + human, function() {
diff --git a/test/test.ScriptInterpreter.js b/test/test.ScriptInterpreter.js
index f2c0284..166fd0c 100644
--- a/test/test.ScriptInterpreter.js
+++ b/test/test.ScriptInterpreter.js
@@ -4,7 +4,7 @@ var chai = chai || require('chai');
 var bitcore = bitcore || require('../bitcore');
 
 var should = chai.should();
-var test_data = require('./testdata');
+var testdata = testdata || require('./testdata');
 
 var ScriptInterpreterModule = bitcore.ScriptInterpreter;
 var Script = bitcore.Script;
@@ -23,7 +23,7 @@ describe('ScriptInterpreter', function() {
     should.exist(si);
   });
   var i = 0;
-  test_data.dataScriptValid.forEach(function(datum) {
+  testdata.dataScriptValid.forEach(function(datum) {
     if (datum.length < 2) throw new Error('Invalid test data');
     var scriptSig = datum[0]; // script inputs
     var scriptPubKey = datum[1]; // output script
diff --git a/test/test.Transaction.js b/test/test.Transaction.js
index 24d9d6c..ff2dc4b 100644
--- a/test/test.Transaction.js
+++ b/test/test.Transaction.js
@@ -11,7 +11,7 @@ var In;
 var Out;
 var Script = bitcore.Script;
 var buffertools = require('buffertools');
-var test_data = require('./testdata');
+var testdata = testdata || require('./testdata');
 
 describe('Transaction', function() {
   it('should initialze the main object', function() {
@@ -35,7 +35,7 @@ describe('Transaction', function() {
   // Inner arrays are either [ "comment" ]
   // or [[[prevout hash, prevout index, prevout scriptPubKey], [input 2], ...],"], serializedTransaction, enforceP2SH
   // ... where all scripts are stringified scripts.
-  test_data.dataTxValid.forEach(function(datum) {
+  testdata.dataTxValid.forEach(function(datum) {
     if (datum.length === 3) {
       it.skip('valid tx=' + datum[1], function(done) {
         var inputs = datum[0];
@@ -47,6 +47,7 @@ describe('Transaction', function() {
           map[[hash, index]] = scriptPubKey; //Script.fromStringContent(scriptPubKey);
           console.log(scriptPubKey.getStringContent());
           console.log('********************************');
+          done();
 
         });
         var raw = new Buffer(datum[1], 'hex');
diff --git a/test/test.basic.js b/test/test.basic.js
index e728542..ac3df36 100644
--- a/test/test.basic.js
+++ b/test/test.basic.js
@@ -3,18 +3,7 @@
 var chai = chai || require('chai');
 var bitcore = bitcore || require('../bitcore');
 
-var test_data;
-if (typeof dataValid !== 'undefined' ) {
-  test_data = {
-    dataValid: dataValid,
-    dataInvalid: dataInvalid,
-  };
-
-} 
-else {
-  test_data = require('./testdata');
-}
-
+var testdata = testdata || require('./testdata');
 var should = chai.should();
 
 var Address = bitcore.Address;
@@ -122,7 +111,7 @@ function is_invalid(datum) {
 }
 
 describe('Valid base58 keys', function() {
-  test_data.dataValid.forEach(function(datum) {
+  testdata.dataValid.forEach(function(datum) {
     it('valid ' + datum[0], function() {
       is_valid(datum);
     });
@@ -130,7 +119,7 @@ describe('Valid base58 keys', function() {
 });
 
 describe('Invalid base58 keys', function() {
-  test_data.dataInvalid.forEach(function(datum) {
+  testdata.dataInvalid.forEach(function(datum) {
     it('invalid ' + datum, function() {
       is_invalid(datum);
     });
diff --git a/test/test.misc.js b/test/test.misc.js
index 2eb1ad9..d5528b9 100644
--- a/test/test.misc.js
+++ b/test/test.misc.js
@@ -2,16 +2,15 @@
 
 var chai = chai || require('chai');
 var bitcore = bitcore || require('../bitcore');
+var buffertools = require('buffertools');
 
 var should = chai.should();
 
-var test_data = require('./testdata');
+var testdata = testdata || require('./testdata');
 
 var bignum = bitcore.bignum;
 var base58 = bitcore.base58;
 var base58Check = base58.base58Check;
-var util = bitcore.util;
-var buffertools = require('buffertools');
 
 describe('Miscelaneous stuff', function() {
   it('should initialze the config object', function() {
@@ -20,9 +19,6 @@ describe('Miscelaneous stuff', function() {
   it('should initialze the log object', function() {
     should.exist(bitcore.log);
   });
-  it('should initialze the util object', function() {
-    should.exist(bitcore.util);
-  });
   it('should initialze the const object', function() {
     should.exist(bitcore.const);
   });
@@ -59,7 +55,7 @@ describe('Miscelaneous stuff', function() {
     var m = '1QCJj1gPZKx2EwzGo9Ri8mMBs39STvDYcv';
     base58Check.encode(base58Check.decode(m)).should.equal(m);
   });
-  test_data.dataEncodeDecode.forEach(function(datum) {
+  testdata.dataEncodeDecode.forEach(function(datum) {
     it('base58 encode/decode checks ' + datum, function() {
       // from bitcoin/bitcoin tests:
       // Goal: test low-level base58 encoding functionality
diff --git a/test/test.util.js b/test/test.util.js
index 24f57b1..e3de356 100644
--- a/test/test.util.js
+++ b/test/test.util.js
@@ -1,3 +1,4 @@
+'use strict';
 
 var chai = chai || require('chai');
 var bitcore = bitcore || require('../bitcore');
@@ -6,6 +7,11 @@ var should = chai.should();
 var buffertools = require('buffertools');
 
 describe('util', function() {
+  describe('exist', function() {
+    it('should initialze the util object', function() {
+      should.exist(bitcore.util);
+    });
+  });
   describe('#parseValue', function() {
     it('should convert floating points to satoshis correctly', function() {
       function test_value(datum) {
@@ -16,14 +22,14 @@ describe('util', function() {
         bn.toString().should.equal(intStr);
       }
       var dataValues = [
-        ["0", "0"],
-        ["1.0", "100000000"],
-        ["0.1", "10000000"],
-        [".1", "10000000"],
-        ["0.0005", "50000"],
-        [".000000001", "0"],
-        [".000000009", "0"],
-        [".00000000000000001", "0"]
+        ['0', '0'],
+        ['1.0', '100000000'],
+        ['0.1', '10000000'],
+        ['.1', '10000000'],
+        ['0.0005', '50000'],
+        ['.000000001', '0'],
+        ['.000000009', '0'],
+        ['.00000000000000001', '0']
       ];
       dataValues.forEach(function(datum) {
         test_value(datum);
@@ -92,7 +98,7 @@ describe('util', function() {
   });
   describe('#getVarIntSize', function() {
     var data = [
-      [0, 1 ],
+      [0, 1],
       [1, 1],
       [252, 1],
       [253, 3],