Added stream.c example to demonstrate how to stream audio from both sound device or WAV file

git-svn-id: https://svn.pjsip.org/repos/pjproject/trunk@407 74dad513-b988-da41-8d7b-12977e46ad98
diff --git a/pjsip-apps/src/samples/playfile.c b/pjsip-apps/src/samples/playfile.c
index 215ff41..1ae9a6c 100644
--- a/pjsip-apps/src/samples/playfile.c
+++ b/pjsip-apps/src/samples/playfile.c
@@ -176,3 +176,4 @@
     /* Done. */
     return 0;
 }
+