libaco: 添加1.2.4

packages/l/libaco/all/test_package/test_package.c

@@ -0,0 +1,8 @@
+#include <stdio.h>
+#include "aco.h"  
+
+int main(int argc, char *argv[])
+{
+    aco_thread_init(NULL);
+    return 0;
+}