Apply clang-format-all.sh using the _clang-format file through all the cpp/.h files.
make sure not to apply it to certain serialization structures, since some parser expects the * as part of the name, instead of type.
This commit contains no other changes aside from adding and applying clang-format-all.sh
When running make install for Bullet, no "Extras/" folder is created, so the include line as is will fail. This modification should work since the relevant header is in the same folder as this header.