4.0.0 de.oncampus.patterns mvvm 1 11 11 UTF-8 org.openjfx javafx-fxml 11.0.2 de.saxsys mvvmfx 1.7.0 org.codehaus.mojo exec-maven-plugin 1.6.0 TicTacToeApplicationMVVM org.apache.maven.plugins maven-compiler-plugin 3.8.0