Merge pull request #215 from mrxz/fix-inverted-180-equirect

Use original chess-pano-4k180.jpg which has left view on top of right view

Author: cabanier

layers-samples/eqrt-layer.html

@@ -70,7 +70,7 @@
     const EQRT_TEXTURE_MONO_PATH = '../media/textures/mono_equirect_test.png';
     const EQRT_180_TEXTURE_MONO_PATH = '../media/textures/mono-equirect180.png';
     const EQRT_TEXTURE_STEREO_PATH = '../media/textures/chess-pano-4k.png';
-    const EQRT_180_TEXTURE_STEREO_PATH = '../media/textures/chess-pano-4k180.png';
+    const EQRT_180_TEXTURE_STEREO_PATH = '../media/textures/chess-pano-4k180.jpg';
 
     // If requested, use the polyfill to provide support for mobile devices
     // and devices which only support WebVR.