cleaned up the code a bit in ngx_http_lua_wev_handler.
cleaned up the code a bit in ngx_http_lua_wev_handler.

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