Added a peak area calculator for experimental patterns
Updated the 'draggables' code for matplotlib artists. They now make use of an abstract base class and an event delegator that allows proper event propagation.
Added new icon sizes and files
Changed default icon list setting code to something more robust for both splash and main windows.
BUGFIX: there were some issues with event connecting and disconnecting and especially with combo boxes. These are now fixed in the mvc namespace with according changes in controllers.
BUGFIX: some issues with memory usage in the brute force algorithm are solved. There are still issues with plotting that need resolving.