migrated to JUnit 5

Author: cicirello

pom.xml

@@ -165,12 +165,10 @@
 
 	<dependencies>
 		<dependency>
-			<groupId>junit</groupId>
-			<artifactId>junit</artifactId>
-			<version>4.13.2</version>
-			<type>jar</type>
+			<groupId>org.junit.jupiter</groupId>
+			<artifactId>junit-jupiter</artifactId>
+			<version>5.8.2</version>
 			<scope>test</scope>
-			<optional>true</optional>
 		</dependency>
 		<dependency>
 			<groupId>org.cicirello</groupId>