Changed shutdown request for polygon cache.
Added support for multiple layers in class Genome and adapted all other classes to handle them correctly.
Added a readme file.
Added menu item in main window to export target image.
Added support to store and retrieve named settings to the database. Changed menu structure of main window.
Added support for renaming session to main window.
Implemented support for layered rendering.
Implemented first draft of layered evolution strategy.
Fixed polygon cache.
Implemented support for renderer factories.
LayeredEvolutionStrategy is working now!!!
Added some libraries to package ch.brotzilla.util.
Implemented detection of self intersecting polygons and too tight angles.
Implemented detection of very thin polygons and restriction of alpha transparency.
Added new mutation to dilate entire polygons. Implemented constraint for borders.
Some minor changes.
Renamed LayeredEvolutionStrategy into ProgressiveEvolutionStrategy.
Started some refactoring of evolution strategies.
Some refactoring concerning evolution strategies.
Fixed a bug in gene generation.