make app_queue 1.2 jump compliant (issue #5580)

add missing includes of stdio.h
remove some unused and duplicate headers


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@7026 65c4cc65-6c06-0410-ace0-fbb531ad65f3

funcs/func_timeout.c

@@ -23,6 +23,7 @@
  */
 
 #include <stdlib.h>
+#include <stdio.h>
 #include <string.h>
 #include <sys/types.h>