Initial import.
Hello class added.
Stubs of the model classes added.
Graph elements are designed.
Test of model creation added.
Implemented basic features.
Created a sample graph.
Refactoring of the graph construction routines.
Created a simulation environment.
Allow one to calculate several times inside Euler integration.
Started implementing acquisition system.
Presenter stub added.
Added IDEA directory and gitignore.
Merged with github.com defaults.