added implementation of showing the resulting graph
added support for optional requirements
made the weight a double
added pick support to visualisation mode
made a new method for the color-state-assignment
added new class for color declaration
removed debug console outputs
added new field that indicates if an element is picked or not to avoid problems by picking in visualisation mode
changed the code due to removed picked indicating elementstate
refactored by creating different packages for better overview
refactoring and added a dummy menu bar with an implemented Exit entry
added actionlistener onSave
added new package and classes for menubar implementations
added opencsv lib to build path