0.021 2023-05-23
  [Prerequirement Changes]
    * SPVM 0.981+ is required.
  [Meta Information Fix]
    * Fixed the repository URL.
  [License Change]
    * The license is changed to MIT License.
  [New Features]
    * The version string can be got.
0.02 2023-03-15
  [Prerequirement Changes]
    * SPVM::Sys 0.43+ is needed.
0.01 2023-02-23
  [Changes]
    * First release.