Specify facility used by mcklogd via option

1. You can specify facility through -f option of mcreboot.sh.
   Example:
   mcreboot.sh -k 1 -f LOG_LOCAL6
   Note that you need to specify "-k 1" or "-k 2" to start mcklogd.
2. Kill mcklogd if needed in mcreboot.sh and mcstop+release.sh.

arch/x86/tools/mcstop+release-smp-x86.sh.in

@@ -49,3 +49,5 @@ if [ "`lsmod | grep -E 'ihk\s' | awk '{print $1}'`" != "" ]; then
         if ! rmmod ihk; then echo "error: removing ihk" >&2; exit 1; fi
 fi
 
+# Stop mcklogd
+pkill mcklogd