xhj/embeded-gateway: 网关代码

xhj 4d99525703 first commit		6 月之前
..
algorithms	4d99525703 first commit	6 月之前
core	4d99525703 first commit	6 月之前
geometries	4d99525703 first commit	6 月之前
io	4d99525703 first commit	6 月之前
strategies	4d99525703 first commit	6 月之前
multi.hpp	4d99525703 first commit	6 月之前