-Report SERIAL_XON_XOFF in Extended Capabilites M115 report for hosts -Remove outdated 256 size limitation from comments on RX_BUFFER_SIZE defines -Update error message conditions
* Enable hardware serial ports on LPC1768 * Fix compilation errors with other HALs * FIx order of includes in LPC1768 HAL main.cpp * Add support for RX_BUFFER_SIZE and TX_BUFFER_SIZE options in Configuration_adv.h