* Fix unknown pragma error on msys2 mingw
* Fix missing assignment operator on msys2 mingw
Default is omitted by compiler because custom copy constructor
* Fix redefinition of _1 and _2 error on msys2 mingw
fix is converting it to lambda as clang is claiming that is
preferred
* Fix strncpy warnings about truncation
* Fix missing assignment operator error on clang
* Update glTFImporter.cpp
* Update glTF2Importer.cpp
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Co-authored-by: Kim Kulling <kimkulling@users.noreply.github.com>
