v1.0.0

1. Rename mat_modules to libmat
2. Reformat Cmake logic, make libmat an INTERFACE library
3. add tests_cxx in libmat, for scaling matfp to mattopo
4. Enable two options "LIBMAT_IS_USE_GPU" and "LIBMAT_IS_BUILD_TEST" to control

Full Changelog: v0.1.0...v1.0.0