shutdown.cpp/hpp:
- repeatedly check supply voltage
- save value to nvs when dropping below threshold
- provide function to read lastPos from nvs
guide-stepper:
- auto-home considers stored last position in nvs
main:
- add new task shutDownDetection
config:
- slightly increase stepper speed
- outsource global variables and objects
- move from config.hpp to global.cpp / hpp
- rename config.hpp, thus change all includes
- re-arrange includes -> in source files instead of header
- optimize / make function comment titles more consistent
- optimize comments overall
- add several temporary files to gitignore
- fix unused variable compiler warnings