Mark a unit test as deprecated

Done to suppress warnings in compiler log

core/src/test/java/tests/SquareIntersectTest.java

@@ -27,6 +27,7 @@ import org.apache.logging.log4j.core.config.Configurator;
 import org.junit.Assert;
 import org.junit.Test;
 
+@Deprecated
 public class SquareIntersectTest
 {
 	private static final Logger LOGGER = DhLoggerBuilder.getLogger();