diff --git a/build/classes/java/main/controller/PersistentToggleGroup.class b/build/classes/java/main/controller/PersistentToggleGroup.class
index 314954a9fd4ab6d48da5fec7067063879e670d62..5ccef4da42dee9301d32078f998d43094c421149 100644
Binary files a/build/classes/java/main/controller/PersistentToggleGroup.class and b/build/classes/java/main/controller/PersistentToggleGroup.class differ
diff --git a/build/classes/java/main/model/ElementFactory.class b/build/classes/java/main/model/ElementFactory.class
index fc2bd74472da9eb0ad654c8764a26baf67bdf15d..5cf37726c12ba4bade2aaee9d5b2049d9e3e26fb 100644
Binary files a/build/classes/java/main/model/ElementFactory.class and b/build/classes/java/main/model/ElementFactory.class differ
diff --git a/build/classes/java/main/model/ModelElement.class b/build/classes/java/main/model/ModelElement.class
index 155b653963166f37418e8bdaf6c396a855faacdd..55c5477e85b71491e999808b143e4a9a6f246f78 100644
Binary files a/build/classes/java/main/model/ModelElement.class and b/build/classes/java/main/model/ModelElement.class differ
diff --git a/build/classes/java/main/model/PositionGenerator.class b/build/classes/java/main/model/PositionGenerator.class
index 348edab54a85a9a8685f4479d5078d39bbe4928a..556d364eed0180aa5daa8c56c559f0484d08c6e4 100644
Binary files a/build/classes/java/main/model/PositionGenerator.class and b/build/classes/java/main/model/PositionGenerator.class differ
diff --git a/build/classes/java/main/util/Position.class b/build/classes/java/main/util/Position.class
index 949d5a4547ec8c6b8f739aa883d42043f82a62ed..8e859130f0037dab2e4ebfc7d976894f8abe38ab 100644
Binary files a/build/classes/java/main/util/Position.class and b/build/classes/java/main/util/Position.class differ
diff --git a/build/classes/java/main/util/Strategy.class b/build/classes/java/main/util/Strategy.class
index eb66209f3dd056875eca5fc68f693422131591f0..970de74442843b7dd05680aa1b504198ab066d92 100644
Binary files a/build/classes/java/main/util/Strategy.class and b/build/classes/java/main/util/Strategy.class differ
diff --git a/build/classes/java/main/util/TargetStrategy.class b/build/classes/java/main/util/TargetStrategy.class
index 615d840c8b938f886069802d4128013485ef851c..21d04fa47c792c7b5afe2ceb0fdffa4470135de2 100644
Binary files a/build/classes/java/main/util/TargetStrategy.class and b/build/classes/java/main/util/TargetStrategy.class differ
diff --git a/build/classes/java/main/view/FirefighterGrid.class b/build/classes/java/main/view/FirefighterGrid.class
index 831699ca3ca58a17f7b79bad1d1464aeb6d30a4c..2343d40902ddbfc3d1c8003c494c10d520884c6c 100644
Binary files a/build/classes/java/main/view/FirefighterGrid.class and b/build/classes/java/main/view/FirefighterGrid.class differ
diff --git a/build/tmp/compileJava/previous-compilation-data.bin b/build/tmp/compileJava/previous-compilation-data.bin
index d27c87eb8e9bdbede5c5e9a1b4a9ed104e091c99..641dd91abe69879ae7e7f5d95aed767ac08d1aa5 100644
Binary files a/build/tmp/compileJava/previous-compilation-data.bin and b/build/tmp/compileJava/previous-compilation-data.bin differ
diff --git a/readme.md b/readme.md
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391