[pixi] Fix index.html

spine-ts/index.html

@@ -16,6 +16,10 @@
 			<li><a href="/spine-canvas/example">Example</a></li>
 			<li><a href="/spine-canvas/example/mouse-click.html">Mouse click</a></li>
 		</ul>
+		<li>Pixi</li>
+		<ul>
+			<li><a href="/spine-pixi/example/index.html">Basic example</a></li>
+		</ul>
 		<li>Phaser</li>
 		<ul>
 			<li><a href="/spine-phaser/example/basic-example.html">Basic example</a></li>
@@ -26,13 +30,13 @@
 			<li><a href="/spine-phaser/example/batching-test.html">Batching test</a></li>
 			<li><a href="/spine-phaser/example/multi-scene-test.html">Multi-scene test</a></li>
 			<li><a href="/spine-phaser/example/bounds-test.html">Bounds test</a></li>
-			<li><a href="/spine-phaser/example/visibility-test.html">Visibility test</a></li>			
+			<li><a href="/spine-phaser/example/visibility-test.html">Visibility test</a></li>
 			<li><a href="/spine-phaser/example/blend-test.html">Blend test</a></li>
-			<li><a href="/spine-phaser/example/camera-pipeline-test.html">Camera pipeline test</a></li>			
+			<li><a href="/spine-phaser/example/camera-pipeline-test.html">Camera pipeline test</a></li>
 			<li><a href="/spine-phaser/example/extended-class-test.html">Extended class</a></li>
 			<li><a href="/spine-phaser/example/canvas-test.html">Canvas test</a></li>
-			<li><a href="/spine-phaser/example/depth-test.html">Depth test</a></li>			
-			<li><a href="/spine-phaser/example/render-to-texture-test.html">Render to texture test</a></li>			
+			<li><a href="/spine-phaser/example/depth-test.html">Depth test</a></li>
+			<li><a href="/spine-phaser/example/render-to-texture-test.html">Render to texture test</a></li>
 		</ul>
 		<li>Player</li>
 		<ul>