xhj/embeded-gateway: 网关代码

xhj 4d99525703 first commit		6 月之前
..
backward_compatibility.hpp	4d99525703 first commit	6 月之前
cartesian.hpp	4d99525703 first commit	6 月之前
comparable.hpp	4d99525703 first commit	6 月之前
detail.hpp	4d99525703 first commit	6 月之前
geographic.hpp	4d99525703 first commit	6 月之前
services.hpp	4d99525703 first commit	6 月之前
spherical.hpp	4d99525703 first commit	6 月之前