Changes in version 0.1.2 (2024-02-21)                  

  - Fixed bugs.
  - Added scalar and diagonal BEKK models.

                        Changes in version 0.1.1                        

  - Added RiskMetrics and Moving Covariance models.
  - Added the scalar and diagonal VEC and BEKK models.

                 Changes in version 0.1.0 (2021-03-15)                  

  - First release