* Add rough calls to ADC2 [untested]
* Using dual ADC injected modes
* Start both ADCs
* Move some IRQ's to ram exec
* Stabilize PID a bit more
* Add in ideas for tip type selection
* Add tiptype formula / settings struct
* Add function ids to the settings menu
* Rough tip selection
* Rough out new cal routine for simple tips
* Hardware test is fairly close for first pass
* Add Simple calibration case [UNTESTED]
This adds the calibration option that uses boiling water to the calibration menu.
This is untested, and may need gain adjustments before use.
* Simple Cal Roughly working
* Rough out advanced cal
