Version 0.0.5

   o fixed some bugs

Version 0.0.4

   o fixed some bugs
   o counts of flexible projects are specified

Version 0.0.3

   o fixed some bugs
   o new function to generate PDM
   o new function to calculate absolute constraints


Version 0.0.2

   o fixed some bugs
   o improvement of TPT calculation


Version 0.0.1

   o package release on GitHub.
   o Calculation of matrix-based flexible projects.