fixed coding style (space after most keywords)

core/bitarithm.c

core/cib.c

core/clist.c

core/hwtimer.c

core/include/msg.h

core/kernel_init.c

core/lifo.c

core/msg.c

core/mutex.c

core/oneway_malloc.c

core/queue.c

core/sched.c

core/thread.c

cpu/arm_common/arm_cpu.c

cpu/arm_common/bootloader.c

cpu/arm_common/hwtimer_cpu.c

cpu/arm_common/iap.c

cpu/arm_common/profiling.c

cpu/arm_common/syscalls.c

cpu/cc430/cc110x_cc430.c