0.021 2023-05-23
  [Prerequirement Changes]
    * SPVM::Sys 0.481001 is required.
    * SPVM 0.980 is required.
  [License Change]
    * The license is changed to MIT License.
  [New Features]
    * The version string can be got.
0.01 2023-02-21
  [Changes]
    * First release.
