init: Move list and log handling to list.h and log.h

Change-Id: I298f575c590d0f28b7ad78747f3ebdbba56b7a27
diff --git a/init/util.c b/init/util.c
index a56ba0d..b955e7e 100644
--- a/init/util.c
+++ b/init/util.c
@@ -33,7 +33,8 @@
 
 #include <private/android_filesystem_config.h>
 
-#include "init.h"
+#include "log.h"
+#include "list.h"
 
 static int log_fd = -1;
 /* Inital log level before init.rc is parsed and this this is reset. */