Add ATmega 169/329/649 device file.
Add AVR clock driver xml file.
Fix AVR gpio examples.
Fix missing ;
Use enableInterrupts() instead of sei()
Uart0: Use static initialize instead of c’tor.
Typo
Fix STM32 protothread example.
delay: include stdint.h for uint32_t data type
Merge branch 'develop' into feature/tcpip