xhj/embeded-gateway: 网关代码

xhj 4d99525703 first commit		vor 6 Monaten
..
preprocessed	4d99525703 first commit	vor 6 Monaten
catch_push_back.hpp	4d99525703 first commit	vor 6 Monaten
switch.hpp	4d99525703 first commit	vor 6 Monaten
try_catch_eval.hpp	4d99525703 first commit	vor 6 Monaten
try_catch_expression.hpp	4d99525703 first commit	vor 6 Monaten