[misc] Update history
## [unrelease]
+### Added
+- [cpp] Provide Python bindings for PiecewisePolyPath class.
+- [cpp] Implement a class for computing hermite spline.
+
### Changed
+- [cpp] Minor improvement to PiecewisePolyPath.
- [python] Implement `ParametrizeConstAccel` to allow reparametrize path.
- [python] Parametrization output accessible via ParameterizationData class.
- [python] Remove useless `scaling` in parameter computation.
