lowercase three.js in loader docs for consistency

docs/api/loaders/ImageLoader.html

@@ -51,7 +51,7 @@
 		);
 		</code>
 
-		Please note Three.js r84 dropped support for ImageLoader progress events. For an ImageLoader that supports progress events, see [link:https://github.com/mrdoob/three.js/issues/10439#issuecomment-275785639 this thread].
+		Please note three.js r84 dropped support for ImageLoader progress events. For an ImageLoader that supports progress events, see [link:https://github.com/mrdoob/three.js/issues/10439#issuecomment-275785639 this thread].
 
 		<h2>Constructor</h2>
 

docs/api/loaders/TextureLoader.html

@@ -55,7 +55,7 @@
 		);
 		</code>
 
-		Please note Three.js r84 dropped support for TextureLoader progress events. For a TextureLoader that supports progress events, see [link:https://github.com/mrdoob/three.js/issues/10439#issuecomment-293260145 this thread].
+		Please note three.js r84 dropped support for TextureLoader progress events. For a TextureLoader that supports progress events, see [link:https://github.com/mrdoob/three.js/issues/10439#issuecomment-293260145 this thread].
 
 		<h2>Constructor</h2>