Update README.md

Author: Frozenfire92

README.md

@@ -1,6 +1,13 @@
 # Unity-File-Debug
 Enhanced debug logging for Unity, with JSON export and HTML viewer
 
+## Why
+This project has a few goals
+- Output Unity debug info to log files
+- Have a nice interface to view the logs
+  - No external dependencies
+  - HTML5
+
 ## How to use
 1. Import the [latest release's package](https://github.com/Sacred-Seed-Studio/Unity-File-Debug/releases) into your project
 2. Move the prefab into your scene