Replace gallery with a link to demos.

README.md

@@ -1,14 +1,6 @@
 # Olive.c
 
-Simple 2D Graphics Library for C.
-
-## Gallery
-
-![checker](./imgs/checker.png)
-
-![circle](./imgs/circle.png)
-
-![lines](./imgs/lines.png)
+Simple graphics library that does not have any dependencies and renders everything into the given memory pixel by pixel. Visit [https://tsoding.org/olive.c/](https://tsoding.org/olive.c/) to see some demos.
 
 ## Quick Start