remove experimental module version tags

add per-file revision tags and 'show version files' CLI command


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@5864 65c4cc65-6c06-0410-ace0-fbb531ad65f3

dnsmgr.c

@@ -23,6 +23,10 @@
 #include <regex.h>
 #include <signal.h>
 
+#include "asterisk.h"
+
+ASTERISK_FILE_VERSION("$Revision$")
+
 #include "asterisk/dnsmgr.h"
 #include "asterisk/linkedlists.h"
 #include "asterisk/utils.h"
@@ -31,7 +35,6 @@
 #include "asterisk/sched.h"
 #include "asterisk/options.h"
 #include "asterisk/cli.h"
-#include "asterisk.h"
 
 static struct sched_context *sched;
 static int refresh_sched = -1;