Does Nim has support for C++ templates with its C++ interfacing?

[demotomohiro]

* [How to interfacing C++ code in 
Nim](https://nim-lang.org/docs/manual.html#implementation-specific-pragmas-importcpp-pragma)
* [Nim bindings for the C++ STL](https://github.com/Clonkk/nim-cppstl)