Revise TO-DO list in README.md

Updated TO-DO list with new tasks and optimizations.

Author: casrielasriel

README.md

@@ -2,13 +2,8 @@
 A fork of butterscotch with 3DS and Wii U support!
 
 ### TO-DO:
-- Replace all glfw references with citro3d (not using citro2d because citro3d is closer) in n3ds/main.c
-- Dynamically split textures bigger than 1024x1024
-- Pad textures that do not have resolutions ^2
-- Add audio
-- Remove controller stubs and use them for input
-- Force second camera to always render to bottom screen
-- Make touchscreen register mouse click and mouse movements
+- ...optimize.
+- Real hardware support added back
 
 ### File Explanations:
 - runner.c handles events, rooms, instances, etc.