Update README.md

Author: JingShing

README.md

@@ -15,3 +15,23 @@ You can get this exe on itch.io : https://jingshing.itch.io/pixel-art-filter
 ![2 2](https://github.com/JingShing/Pixel-Art-transform-in-python/blob/main/sample/2.png)
 ## Effect 2bit
 ![3 3](https://github.com/JingShing/Pixel-Art-transform-in-python/blob/main/sample/3.png)
+
+# Update
+
+## Ver 1.0
+
+* Released exe
+* Feature
+  * Color num
+  * Pixel size
+  * Smoothing
+  * Outline
+  * Dithering
+
+## Ver 1.1
+
+* Add Chinese text
+* Feature
+  * Add Saturation
+  * Add Contrast
+  * Add brightness