Add stdlib include (free, atoi, exit).

Original commit message from CVS:
* examples/app/appsrc_ex.c:
* examples/switch/switcher.c:
* ext/neon/gstneonhttpsrc.c:
* ext/timidity/gstwildmidi.c:
* ext/x264/gstx264enc.c:
* gst/mve/mveaudioenc.c: (mve_compress_audio):
* gst/rtpmanager/gstrtpclient.c:
* gst/rtpmanager/gstrtpjitterbuffer.c:
* gst/spectrum/demo-audiotest.c:
* gst/spectrum/demo-osssrc.c:
* sys/dvb/gstdvbsrc.c:
Add stdlib include (free, atoi, exit).

common

@@ -1 +1 @@
-Subproject commit fb4b30ebbec59a8944cacae5fb5cf40bff5dfcaa
+Subproject commit b3fe2a25c1cd0f4b021795d0db7330aeb338da7c

tests/examples/app/appsrc_ex.c

@@ -11,6 +11,7 @@
 
 #include <stdio.h>
 #include <string.h>
+#include <stdlib.h>
 
 
 typedef struct _App App;