renamed ngx_http_lua_debug_traceback to ngx_http_lua_thread_traceback, and other naming changes.
renamed ngx_http_lua_debug_traceback to ngx_http_lua_thread_traceback, and other naming changes.

yeahdongcn/SEnginx,yeahdongcn/SEnginx,yeahdongcn/SEnginx,yeahdongcn/SEnginx,yeahdongcn/SEnginx,yeahdongcn/SEnginx,yeahdongcn/SEnginx