version 1.3.0
- Add generic functions: deviance, df.residual;
- Update vignette.

version 1.2.0
- Vignettes;
- Fix predict.MortalityLaws bug for cases where the input is of class matrix;
- Solution for 'Kostaki' inflexion point due to high correlation between estimated parameters;
- Add 'scale.x' argument in MortalityLaw function;
- Add 'ax' argument in LifeTable function;
- Add 'show' argument in ReadHMD function;
- Other minor changes.

version 1.0.5
- Fix issues with minpack.lm not being imported.

version 1.0.0:
- Fist stable version (on CRAN).