clean up; remove unneded requires

lib/abi.js

@@ -11,9 +11,10 @@ var ABIGenerator = function(options) {
 ABIGenerator.prototype.generateProvider = function() {
   var self = this;
   var result = "";
+  var providerPlugins;
 
   if (this.plugins) {
-    var providerPlugins = this.plugins.getPluginsFor('clientWeb3Provider');
+    providerPlugins = this.plugins.getPluginsFor('clientWeb3Provider');
   }
 
   if (this.plugins && providerPlugins.length > 0) {
@@ -35,9 +36,10 @@ ABIGenerator.prototype.generateProvider = function() {
 ABIGenerator.prototype.generateContracts = function(useEmbarkJS) {
   var self = this;
   var result = "\n";
+  var contractsPlugins;
 
   if (this.plugins) {
-    var contractsPlugins = this.plugins.getPluginsFor('contractGeneration');
+    contractsPlugins = this.plugins.getPluginsFor('contractGeneration');
   }
 
   if (this.plugins && contractsPlugins.length > 0) {

lib/deploy.js

@@ -1,5 +1,4 @@
 var async = require('async');
-var Compiler = require('./compiler.js');
 var DeployTracker = require('./deploy_tracker.js');
 var ABIGenerator = require('./abi.js');
 var web3;

lib/index.js

@@ -1,12 +1,7 @@
 /*jshint esversion: 6 */
 var async = require('async');
 var Web3 = require('web3');
-var fs = require('fs');
-var grunt = require('grunt');
-var mkdirp = require('mkdirp');
 var colors = require('colors');
-var chokidar = require('chokidar');
-var path = require('path');
 
 var Cmd = require('./cmd.js');
 var Deploy = require('./deploy.js');