Multiple Bugfixes
Many thanks to all the contributors:
- Closer to middle vertical align. #83 by tzapu
- Make OLEDDisplay.display() an abstract function. #101 by mbrgm
- Implement setLoadingDrawFunction. Fixes #102. #104 by FWeinb
- Implement missing OLEDDisplayUi::setLoadingDrawFunction() in OLEDDisplayUi.cpp. #102 by artkeller
- Disable Frame indicator cannot be unabled. #96 by hoekbrwr
- Fix internal black drawing. #75 by FWeinb
- Fix calculation of final drawBit in drawVerticalLine. #65 by igrr