New constant archdir added to makefile.
+ added -g to cflags.
+ src/ building diferent examples for diferent MCUs.
+ the atmega88 'main.c'
+ the lm4f120h5qr 'main.c'
Added arm/lm4f120 (stellaris launchpad from texaas instruments).

+ building successfully for it.
+ gpio with IRQ working; test program in src/.
Adding sh scripts to flash the elf and run gdb over openocd.