* init
* try to help WASM https://github.com/emscripten-core/emscripten/issues/15276
* retry
* fixup
* fixup
* testing wchar_t
* testing no exceptions
* testing exports
* test for exports
* test header only option, cpp file should be in include folder as well
* Update xmake.lua
* Update xmake.lua
* Make wchar turned off by default
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Co-authored-by: star9029 <hengxings783@gmail.com>