Updated TODO

TODO

@@ -1,18 +1,21 @@
 --- main.c ---
-fix everything from main() onward with exception of do_sleep()
+fix main()
 
 --- Menu ---
 Attach - Attempt to attach spool
 Detach - Attempt to detach spool
 Adjust - Adjust Spool Value
-Battery - Print Battery Info - Voltage, mAh
+Battery - Print Battery Info - mAh (+ %) - Voltage, Temp
 
 --- UI ---
-123456mm A<B
-123456mm A>B
+123456mm >A
+123456mm >B
           _
 XXXXXXXX | |
 XXXXXXXX | |
 XXXXXXXX |_|
 
-Battery Should be 2px segments per 5%
+Battery Image - 24x48 px
+2px White Border
+2px Black Border
+2px horizontal segments per 5%