- TTY_HACK feature removed. It no longer compiles and it has been replaced by   the SERIAL_ENABLE feature. - rx_timer value for data sizes other than 8 fixed - initial comment updated
- TTY_HACK feature removed. It no longer compiles and it has been replaced by
  the SERIAL_ENABLE feature.
- rx_timer value for data sizes other than 8 fixed
- initial comment updated

marmolejo/bochs-zet,marmolejo/bochs-zet,marmolejo/bochs-zet,marmolejo/bochs-zet,marmolejo/bochs-zet