Update queue/erklärung.txt
Deleted src/queue/InterfaceQueue.java, src/queue/PriorityQueue.java, src/queue/QueueInt.java, src/queue/QueuePrinter.java, src/queue/QueuePrinterTest.java, src/queue/QueuePrinterUtility.java, src/queue/QueueSorter.java, src/queue/QueueUtility.java, src/queue/TestQueue.java, src/queue/TikzWriter.java, src/queue/TikzWriterInt.java files