xhj/embeded-gateway: 网关代码

xhj 4d99525703 first commit		6 月之前
..
binomial_proportion_interval.hpp	4d99525703 first commit	6 月之前
clopper_pearson_interval.hpp	4d99525703 first commit	6 月之前
jeffreys_interval.hpp	4d99525703 first commit	6 月之前
wald_interval.hpp	4d99525703 first commit	6 月之前
wilson_interval.hpp	4d99525703 first commit	6 月之前