bump libmc1322x to 7bee48243c Conflicts: cpu/mc1322x/board/Makefile.board cpu/mc1322x/lib/include/uart.h cpu/mc1322x/lib/uart1.c cpu/mc1322x/lib/uart2.c cpu/mc1322x/src/default_lowlevel.c
7bee48243c
based on commit aac3a355451d899f02737f2907af8c874ee4feba of git://git.devl.org/git/malvira/contiki-mc1322x.git