When the Echo() application receives the digit '#', echo that back as well.

Since we already sent the BEGIN frame for that digit, it makes sense to send
the END as well.


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@53783 65c4cc65-6c06-0410-ace0-fbb531ad65f3

apps/app_echo.c

@@ -73,6 +73,8 @@ static int echo_exec(struct ast_channel *chan, void *data)
 		case AST_FRAME_DTMF:
 			if (f->subclass == '#') {
 				res = 0;
+				if (ast_write(chan, f))
+					res = -1;
 				ast_frfree(f);
 				goto end;
 			}