Don't panic if we fail to delete shared objects in atexit().

Fixes #376



git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@3501 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishd/mgt_vcc.c

@@ -436,7 +436,7 @@ mgt_vcc_atexit(void)
 		vp = VTAILQ_FIRST(&vclhead);
 		if (vp == NULL)
 			break;
-		mgt_vcc_del(vp);
+		(void)unlink(vp->fname);
 	}
 }