added clock stretch yield, [issue 2162] fixed twi::status (#6860)
added clock stretch yield, [issue 2162] fixed twi::status (#6860)


sticilface/Arduino,esp8266/Arduino,esp8266/Arduino,esp8266/Arduino,sticilface/Arduino,sticilface/Arduino,esp8266/Arduino,sticilface/Arduino,esp8266/Arduino,sticilface/Arduino