xhj/embeded-gateway: 网关代码

xhj 4d99525703 first commit		6 月之前
..
area_concept.hpp	4d99525703 first commit	6 月之前
centroid_concept.hpp	4d99525703 first commit	6 月之前
convex_hull_concept.hpp	4d99525703 first commit	6 月之前
distance_concept.hpp	4d99525703 first commit	6 月之前
segment_intersect_concept.hpp	4d99525703 first commit	6 月之前
simplify_concept.hpp	4d99525703 first commit	6 月之前
within_concept.hpp	4d99525703 first commit	6 月之前