update readme

add RELEASES.md + imgs.

README.md

@@ -2,6 +2,10 @@
 
 Source files for [Voicemeeter Streamer View App][streamer_view_app] which can be found in the [applications SDK](https://github.com/vburel2018/Voicemeeter-SDK).
 
+### Releases
+
+I've included some customised themes you can check them out [here](RELEASES.md). They are available for download in [Release](https://github.com/onyx-and-iris/vmr_streamer/releases).
+
 ### Build
 
 For a step-by-step follow [these instructions][install].

RELEASES.md

@@ -0,0 +1,20 @@
+## Forest Green
+
+![forest_green][forest_green]
+
+## Midnight Blue
+
+![midnight_blue][midnight_blue]
+
+## Rose Pink
+
+![rose_pink][rose_pink]
+
+## Sunrise
+
+![sunrise][sunrise]
+
+[forest_green]: vmr_streamer/img/themes/forest-green.png
+[midnight_blue]: vmr_streamer/img/themes/midnight-blue.png
+[rose_pink]: vmr_streamer/img/themes/rose-pink.png
+[sunrise]: vmr_streamer/img/themes/sunrise.png