fix state thigns and port to love11

conf.lua

@@ -1,8 +1,12 @@
 function love.conf(t)
+	-- This project uses the normalized-color and ImageData APIs introduced in
+	-- LÖVE 11. Pinning the intended runtime also gives a useful warning when a
+	-- player tries to launch it with an older installation.
+	t.version = "11.5"
 	t.window.width = 900
 	t.window.height = 640
 	t.window.title = "CHROMA SOLSTICE"
 	t.window.resizable = true
 	t.window.minwidth = 700
 	t.window.minheight = 500
-end
+end