Update README.md

README.md

@@ -3,14 +3,14 @@
 
 Realtime camera filters. Process frames by OpenGL shaders.
 
-**[Download the apk](https://github.com/WeLikeVis/CameraFilter/releases/download/1.3/app-debug.apk)** to have a try.
+**[Download the apk](https://github.com/WeLikeVis/CameraFilter/releases/download/1.4/app-debug.apk)** to have a try.
 
 ## Filters
 
 Thasnks to the original authors of the filters' shader codes. I had only portted them from webgl to opengl es.
 
 | Filter | Preview | Filter | Preview |
-| :---- | :-------- | :------ |
+| :----- | :------ | :----- | :------ |
 | [Edge Detection](https://www.shadertoy.com/view/Xtd3W7) | ![](art/1.png) | [Pixelize](https://www.shadertoy.com/view/4lXXDH) | ![](art/2.png)|
 | [EM Interference](https://www.shadertoy.com/view/lsXSWl) | ![](art/3.png)| [Triangles Mosaic](https://www.shadertoy.com/view/4d2SWy) | ![](art/4.png) |
 | [Legofied](https://www.shadertoy.com/view/XtBSzy) | ![](art/5.png) | [Tile Mosaic](https://www.shadertoy.com/view/MtfXRN) | ![](art/6.png) |
@@ -20,4 +20,4 @@ Thasnks to the original authors of the filters' shader codes. I had only portted
 | [Mapping](https://www.shadertoy.com/view/XsX3R7) | ![](art/13.png) | [Crosshatch](https://www.shadertoy.com/view/MdX3Dr) | ![](art/14.png) |
 | [Lichtenstein-esque](https://www.shadertoy.com/view/Mdf3zS) | ![](art/15.png) | [Ascii Art](https://www.shadertoy.com/view/lssGDj) | ![](art/16.png) |
 | [Money Filter](https://www.shadertoy.com/view/XlsXDN) | ![](art/17.png) | [Cracked](https://www.shadertoy.com/view/XdBSzW) | ![](art/18.png) |
-| [Polygonization](https://www.shadertoy.com/view/4lsXR7) | ![](art/19.png) | | |
+| [Polygonization](https://www.shadertoy.com/view/4lsXR7) | ![](art/19.png) | | |