Update JSHint rules.

.jshintrc

@@ -1,13 +1,14 @@
 {
+  "boss": true,
   "curly": true,
   "eqeqeq": true,
+  "eqnull": true,
   "immed": true,
   "latedef": true,
   "newcap": true,
   "noarg": true,
+  "node": true,
   "sub": true,
   "undef": true,
-  "boss": true,
-  "eqnull": true,
-  "node": true
-}
+  "unused": true
+}

tasks/lib/taskrun.js

@@ -2,20 +2,14 @@
  * grunt-contrib-watch
  * http://gruntjs.com/
  *
- * Copyright (c) 2014 "Cowboy" Ben Alman, contributors
+ * Copyright (c) 2015 "Cowboy" Ben Alman, contributors
  * Licensed under the MIT license.
  */
 
 'use strict';
 
-var path = require('path');
-var EE = require('events').EventEmitter;
-var util = require('util');
-
 module.exports = function(grunt) {
 
-  var livereload = require('./livereload')(grunt);
-
   // Create a TaskRun on a target
   function TaskRun(target) {
     this.name = target.name || 0;

tasks/watch.js

@@ -82,7 +82,7 @@ module.exports = function(grunt) {
     // initialize taskrun
     var targets = taskrun.init(name, {target: target});
 
-    targets.forEach(function(target, i) {
+    targets.forEach(function(target) {
       if (typeof target.files === 'string') { target.files = [target.files]; }
 
       // Process into raw patterns

test/tasks/livereload_test.js

@@ -176,7 +176,7 @@ exports.livereload = {
     var cwd = path.resolve(fixtures, 'livereload');
     var assertWatch = helper.assertTask(['watch', '-v'], {cwd: cwd});
     assertWatch([function() {
-      request(35729, function(data) {
+      request(35729, function() {
         grunt.file.write(path.join(cwd, 'sass', 'one.scss'), '#one {}');
       });
     }], function(result) {
@@ -194,7 +194,7 @@ exports.livereload = {
     var cwd = path.resolve(fixtures, 'livereload');
     var assertWatch = helper.assertTask(['watch:livereloadOnErrorTrue', '-v'], {cwd: cwd});
     assertWatch([function() {
-      request(35729, function(data) {
+      request(35729, function() {
         grunt.file.write(path.join(cwd, 'lib', 'one.js'), 'var one = true;');
       });
     }], function(result) {
@@ -209,7 +209,7 @@ exports.livereload = {
     var cwd = path.resolve(fixtures, 'livereload');
     var assertWatch = helper.assertTask(['watch:livereloadOnErrorFalse', '-v'], {cwd: cwd});
     assertWatch([function() {
-      request(35729, function(data) {
+      request(35729, function() {
         grunt.file.write(path.join(cwd, 'lib', 'one.js'), 'var one = true;');
       });
     }], function(result) {
@@ -225,7 +225,7 @@ exports.livereload = {
     var cwd = path.resolve(fixtures, 'livereload');
     var assertWatch = helper.assertTask(['watch:livereloadOnErrorFalseNoSpawn', '-v'], {cwd: cwd});
     assertWatch([function() {
-      request(35729, function(data) {
+      request(35729, function() {
         grunt.file.write(path.join(cwd, 'lib', 'one.js'), 'var one = true;');
       });
     }], function(result) {