Restructured code directories

src/main/java/Interfaces/Visualizer.java

src/main/java/MainClasses/Cell.java

src/main/java/MainClasses/GeneticAlgorithm.java

src/main/java/MainClasses/JCodecPNGtoMP4.java

src/main/java/MainClasses/Main.java

src/main/java/Visualization/VideoCreator.java

src/main/java/Visualizers/BestFoldingToConsole.java

src/main/java/Visualizers/BestFoldingToImage.java

src/main/java/Visualizers/BestFoldingsToVideo.java

src/main/java/Visualizers/GenerationOverviewToConsole.java

src/main/java/Visualizers/GenerationProgressToLog.java