Merge pull request #1158 from authmillenon/border-license

dist/tools/linux-border_router/control_2xxx.c

dist/tools/linux-border_router/control_2xxx.h

dist/tools/linux-border_router/flowcontrol.c

dist/tools/linux-border_router/flowcontrol.h

dist/tools/linux-border_router/main.c

dist/tools/linux-border_router/multiplex.c

dist/tools/linux-border_router/multiplex.h

dist/tools/linux-border_router/serial.h

dist/tools/linux-border_router/serialnumber.c

dist/tools/linux-border_router/serialnumber.h

dist/tools/linux-border_router/sixlowdriver.c

dist/tools/linux-border_router/sixlowdriver.h

dist/tools/linux-border_router/testing.c

dist/tools/linux-border_router/testing.h