Added NLP project skeleton.
Added Bound class.
Added unit test for Bound class.
Added Multiplicity class.
Added unit test for Multiplicity class.
Added Class class.
Added Association class.
Added unit test for Association class.
Implemented Class.
Added unit test for Class class.
Added ClassController class.
Added unit test for ClassControllerTest.
Added ClassController with custom constructor.
Parse input from console or from a file and call parse tree walker.
Added EasyMock dependency.
Added parameterized unit test for ZelfstandignaamwoordListener.
Added getClasses() method.
Added use of getClasses() method to unit test.
Added Scruffy exporter.
Added export to scruffy.