diff --git a/src/core/display/DisplayObjectContainer.js b/src/core/display/DisplayObjectContainer.js
index c2294f9..2b8c556 100644
--- a/src/core/display/DisplayObjectContainer.js
+++ b/src/core/display/DisplayObjectContainer.js
@@ -544,11 +544,9 @@
     }
 };
 
-DisplayObjectContainer.prototype._renderWebGL = function (renderer)
+DisplayObjectContainer.prototype._renderWebGL = function (/* renderer */)
 {
-
     // this is where content itself gets renderd..
-
 };
 
 /**

diff --git a/src/core/display/DisplayObjectContainer.js b/src/core/display/DisplayObjectContainer.js
index c2294f9..2b8c556 100644
--- a/src/core/display/DisplayObjectContainer.js
+++ b/src/core/display/DisplayObjectContainer.js
@@ -544,11 +544,9 @@
     }
 };
 
-DisplayObjectContainer.prototype._renderWebGL = function (renderer)
+DisplayObjectContainer.prototype._renderWebGL = function (/* renderer */)
 {
-
     // this is where content itself gets renderd..
-
 };
 
 /**
diff --git a/src/core/renderers/webgl/shaders/SpriteShader.js b/src/core/renderers/webgl/shaders/SpriteShader.js
index d8190c3..e3de909 100644
--- a/src/core/renderers/webgl/shaders/SpriteShader.js
+++ b/src/core/renderers/webgl/shaders/SpriteShader.js
@@ -1,5 +1,3 @@
-var utils = require('../../../utils');
-
 var Shader = require('./Shader');
 
 /**

diff --git a/src/core/display/DisplayObjectContainer.js b/src/core/display/DisplayObjectContainer.js
index c2294f9..2b8c556 100644
--- a/src/core/display/DisplayObjectContainer.js
+++ b/src/core/display/DisplayObjectContainer.js
@@ -544,11 +544,9 @@
     }
 };
 
-DisplayObjectContainer.prototype._renderWebGL = function (renderer)
+DisplayObjectContainer.prototype._renderWebGL = function (/* renderer */)
 {
-
     // this is where content itself gets renderd..
-
 };
 
 /**
diff --git a/src/core/renderers/webgl/shaders/SpriteShader.js b/src/core/renderers/webgl/shaders/SpriteShader.js
index d8190c3..e3de909 100644
--- a/src/core/renderers/webgl/shaders/SpriteShader.js
+++ b/src/core/renderers/webgl/shaders/SpriteShader.js
@@ -1,5 +1,3 @@
-var utils = require('../../../utils');
-
 var Shader = require('./Shader');
 
 /**
diff --git a/src/core/sprites/SpriteBatch.js b/src/core/sprites/SpriteBatch.js
index c196fef..00b1718 100644
--- a/src/core/sprites/SpriteBatch.js
+++ b/src/core/sprites/SpriteBatch.js
@@ -1,5 +1,4 @@
-var DisplayObjectContainer = require('./DisplayObjectContainer'),
-    WebGLFastSpriteBatch = require('../renderers/webgl/utils/WebGLFastSpriteBatch');
+var DisplayObjectContainer = require('./DisplayObjectContainer');
 
 /**
  * The SpriteBatch class is a really fast version of the DisplayObjectContainer built solely for speed,

diff --git a/src/core/display/DisplayObjectContainer.js b/src/core/display/DisplayObjectContainer.js
index c2294f9..2b8c556 100644
--- a/src/core/display/DisplayObjectContainer.js
+++ b/src/core/display/DisplayObjectContainer.js
@@ -544,11 +544,9 @@
     }
 };
 
-DisplayObjectContainer.prototype._renderWebGL = function (renderer)
+DisplayObjectContainer.prototype._renderWebGL = function (/* renderer */)
 {
-
     // this is where content itself gets renderd..
-
 };
 
 /**
diff --git a/src/core/renderers/webgl/shaders/SpriteShader.js b/src/core/renderers/webgl/shaders/SpriteShader.js
index d8190c3..e3de909 100644
--- a/src/core/renderers/webgl/shaders/SpriteShader.js
+++ b/src/core/renderers/webgl/shaders/SpriteShader.js
@@ -1,5 +1,3 @@
-var utils = require('../../../utils');
-
 var Shader = require('./Shader');
 
 /**
diff --git a/src/core/sprites/SpriteBatch.js b/src/core/sprites/SpriteBatch.js
index c196fef..00b1718 100644
--- a/src/core/sprites/SpriteBatch.js
+++ b/src/core/sprites/SpriteBatch.js
@@ -1,5 +1,4 @@
-var DisplayObjectContainer = require('./DisplayObjectContainer'),
-    WebGLFastSpriteBatch = require('../renderers/webgl/utils/WebGLFastSpriteBatch');
+var DisplayObjectContainer = require('./DisplayObjectContainer');
 
 /**
  * The SpriteBatch class is a really fast version of the DisplayObjectContainer built solely for speed,
diff --git a/src/core/sprites/SpriteRenderer.js b/src/core/sprites/SpriteRenderer.js
index 2aa2b35..bf8991d 100644
--- a/src/core/sprites/SpriteRenderer.js
+++ b/src/core/sprites/SpriteRenderer.js
@@ -1,5 +1,5 @@
-var TextureUvs = require('../../../textures/TextureUvs'),
-    ObjectRenderer = require('../renderers/webgl/utils/ObjectRenderer'),
+var ObjectRenderer = require('../renderers/webgl/utils/ObjectRenderer'),
+    Shader = require('../renderers/webgl/shaders/Shader'),
     SpriteShader = require('../renderers/webgl/shaders/SpriteShader'),
     WebGLRenderer = require('../renderers/webgl/WebGLRenderer');
 

diff --git a/src/core/display/DisplayObjectContainer.js b/src/core/display/DisplayObjectContainer.js
index c2294f9..2b8c556 100644
--- a/src/core/display/DisplayObjectContainer.js
+++ b/src/core/display/DisplayObjectContainer.js
@@ -544,11 +544,9 @@
     }
 };
 
-DisplayObjectContainer.prototype._renderWebGL = function (renderer)
+DisplayObjectContainer.prototype._renderWebGL = function (/* renderer */)
 {
-
     // this is where content itself gets renderd..
-
 };
 
 /**
diff --git a/src/core/renderers/webgl/shaders/SpriteShader.js b/src/core/renderers/webgl/shaders/SpriteShader.js
index d8190c3..e3de909 100644
--- a/src/core/renderers/webgl/shaders/SpriteShader.js
+++ b/src/core/renderers/webgl/shaders/SpriteShader.js
@@ -1,5 +1,3 @@
-var utils = require('../../../utils');
-
 var Shader = require('./Shader');
 
 /**
diff --git a/src/core/sprites/SpriteBatch.js b/src/core/sprites/SpriteBatch.js
index c196fef..00b1718 100644
--- a/src/core/sprites/SpriteBatch.js
+++ b/src/core/sprites/SpriteBatch.js
@@ -1,5 +1,4 @@
-var DisplayObjectContainer = require('./DisplayObjectContainer'),
-    WebGLFastSpriteBatch = require('../renderers/webgl/utils/WebGLFastSpriteBatch');
+var DisplayObjectContainer = require('./DisplayObjectContainer');
 
 /**
  * The SpriteBatch class is a really fast version of the DisplayObjectContainer built solely for speed,
diff --git a/src/core/sprites/SpriteRenderer.js b/src/core/sprites/SpriteRenderer.js
index 2aa2b35..bf8991d 100644
--- a/src/core/sprites/SpriteRenderer.js
+++ b/src/core/sprites/SpriteRenderer.js
@@ -1,5 +1,5 @@
-var TextureUvs = require('../../../textures/TextureUvs'),
-    ObjectRenderer = require('../renderers/webgl/utils/ObjectRenderer'),
+var ObjectRenderer = require('../renderers/webgl/utils/ObjectRenderer'),
+    Shader = require('../renderers/webgl/shaders/Shader'),
     SpriteShader = require('../renderers/webgl/shaders/SpriteShader'),
     WebGLRenderer = require('../renderers/webgl/WebGLRenderer');
 
diff --git a/src/loaders/AtlasLoader.js b/src/loaders/AtlasLoader.js
index 3aec9e2..b46e7f1 100644
--- a/src/loaders/AtlasLoader.js
+++ b/src/loaders/AtlasLoader.js
@@ -97,8 +97,8 @@
                     {
                         if (lineCount % 7 === 1)
                         { // frame name
-                            if (currentFrame != null)
-                            { //jshint ignore:line
+                            if (currentFrame)
+                            {
                                 this.atlas.frames[currentImageId][currentFrame.name] = currentFrame;
                             }
                             currentFrame = { name: result[i], frame : {} };
@@ -135,8 +135,8 @@
                 }
             }
 
-            if (currentFrame != null)
-            { //jshint ignore:line
+            if (currentFrame)
+            {
                 this.atlas.frames[currentImageId][currentFrame.name] = currentFrame;
             }