Created a Trializer class which triangulates a rectangular area.
Added an object generator class.
Added a file for boundary conditions and moved DesignDomain class to this file.
Do not draw object domains.
Do not log size of design domain.
Now using the Tetralizer, ObjectGenerator and DesignDomain classes to create the initial simplicial complex, objects and design domain respectively.
Deleted functionality in the DSC class which is moved to Tetralizer, ObjectGenerator or DesignDomain classes.