HAL driver: Add changes from needad for nrf52840 support
us_ticker, spi, sleep, serial, pwmout, pinmap, object, i2c, gpio, analogin
Add compatibility patches for:
- SoftDevice headers renamed (redirec by a few h files)
- sdk configuration (redirect by sdk_config.h files)
- renaming of func in softdevice handler module
- move ovf handler at the begining of rtc handler for mitigate the case (mitigate issue for exexution from rtc handler)
- add repeating of operation of set a timestamp in cas that rtc overflow occured during the operation.
Enable the interrupt for the OS tick when the OS tick is enabled rather than
all the time. Otherwise, the interrupt will be triggered bu never handled.
Andrzej Puzdrowski
Christopher Haster
Vincent Coubard
Sam Grove