Updated installation instructions in readme

Author: Patitotective

README.md

@@ -18,8 +18,8 @@ Dear ImGui theme designer and browser written in Nim
 
 ## Installation
 Go to the [releases page](https://github.com/Patitotective/ImThemes/releases/latest) and download:
-- [ImThemes-0.1.0-amd64.AppImage](https://github.com/Patitotective/ImThemes/releases/latest/download/ImThemes-0.1.0-amd64.AppImage) for Linux.
-- [ImThemes-0.1.0-amd64.exe](https://github.com/Patitotective/ImThemes/releases/latest/download/ImThemes-0.1.0-amd64.exe) for Windows.
+- [ImThemes-0.1.1-amd64.AppImage](https://github.com/Patitotective/ImThemes/releases/latest/download/ImThemes-0.1.1-amd64.AppImage) for Linux.
+- [ImThemes-0.1.1.zip](https://github.com/Patitotective/ImThemes/releases/latest/download/ImThemes-0.1.1.zip) for Windows.
 
 ### Nimble
 You can also install it through nimble as a binary package.