Independent instance of four perspectives with graphs using MainFrame
class. Currently not created by default on Main class.
Mosft of problems of the new multi-modeling code solved
Imp. updated to support all perspectives from a single base code.


Other perspective still not functional.
Updated initial creation to support refas interdependencies
Palette update workarround
Perspective names changed and updated
Different background color for each perspective
Initial basic syntax and semantic for semantic and syntax perspectives
Merge pull request #23 from jcmunozf/development

Development: Imp. updated to support all perspectives from a single base code.