Changes:
- allow to disable multidrop (thanks to @hrushka) needed for ds2434
- update 701c battery example with working memory-dump (also thanks to @hrushka)
- use github actions to test-compile
- all examples
- several Microcontrollers
- 52 Tests in total to check regressions for pull requests
- allow to skip reboot after search-rom and read-rom -> default OW-feature that was not implemented before
- fast search rom not supported by: ds2401, ds18b20
- fast read rom not supported by: ds2401