0.013 2025-01-28
  [Requirement Changes]
    * Require SPVM 0.990042.
  [Test Improvement]
    * Call Fn#destroy_runtime_permanent_vars method in the end of tests.
0.012 2025-01-10
  [Requirement Changes]
    * Require SPVM 0.990038.
  [Changes]
    * Set is_resource field to 1.
  [Version Up]
    * libpng version is up to v1.6.45.
0.011 2023-05-03
  [New Features]
    * The version string can be got.
0.01  2023-04-05
  [CHANGES]
  * First release