xhj/embeded-gateway: 网关代码

xhj 4d99525703 first commit		vor 6 Monaten
..
count.hpp	4d99525703 first commit	vor 6 Monaten
fraction.hpp	4d99525703 first commit	vor 6 Monaten
is_thread_safe.hpp	4d99525703 first commit	vor 6 Monaten
mean.hpp	4d99525703 first commit	vor 6 Monaten
ostream.hpp	4d99525703 first commit	vor 6 Monaten
sum.hpp	4d99525703 first commit	vor 6 Monaten
weighted_mean.hpp	4d99525703 first commit	vor 6 Monaten
weighted_sum.hpp	4d99525703 first commit	vor 6 Monaten