0.05  2023-04-04
  [License Change]
    * The license is changed to MIT License.
  [Prerequirement Change]
    * SPVM 0.9701 is required.
0.04  2022-06-21
  [Internal Compatible Changes]
    * Use SPVM::ExchangeAPI method instead of SPVM functions.
0.03  2022-06-21

  - Catch up with SPVM 0.9610.
  
0.02  2022-06-13

  - Catch up with latest SPVM.
  
0.01  2022-06-07

  - First development release