Changes from Version 0.1 to 1.0. * Added tooltips to the GUI. * Renamed kinetics to deuterium uptake Changes from Version 1.1 to 1.1. * Reorganized GUI. * Major additions to the vignette. Changes from Version 0.1 to 1.0. * Added functions for kinetic calculations and plots. * Added kinetic module for GUI. * Improved documentation.