Fixed root cause of inverted X/Y axis on reads.
Changed init sequence to use hard-coded calibration values.
Removed unnecessary function Refreshes_Screen.
Removed PB8,9 so only on-board LEDs are included.
Tidied up source a bit.
Add on board key buttons and changed PWM LEDs to PB0,PB1

Sun and Moon brighness demo fully working with
KEY1 - Calibrate screen
KEY2 - Clear screen
Brightness displayed on screen
Sun and moon brighness controlled by vertical touch position
Touch using hardcoded calibration for no fluff boot