Changes in version 0.2.1.9000                      

                 Changes in version 0.2.1 (2024-06-05)                  

  - Minor bug fixes
  - Improve comments, checks and tests
  - Remove redundant internal functions

                 Changes in version 0.2.0 (2024-05-01)                  

  - Significant performance gain (~ 8x) with internal C++ implementation
    rewritten.
  - Add new interface ycevo()
      - Handling Date and similar objects as time index directly.
      - Intuitive time point bandwidth setting with argument span_x.
      - Better default bandwidth selections and checks.
  - Add bandwidth selection tool vis_kerner().
  - Add visualisation function autoplot.ycevo()
  - Add prediction function augment.ycevo()
  - Add bond transaction data simulation scheme ycevo_data()

                 Changes in version 0.1.2 (2022-06-28)                  

  - Remove akima from suggests.

                 Changes in version 0.1.1 (2022-06-16)                  

  - Minor bug fix.

                 Changes in version 0.1.0 (2022-05-13)                  

  - First release