unit test version set to 4.12

Author: verhas

pom.xml

@@ -184,7 +184,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>5.0-SNAPSHOT</version>
+            <version>4.12</version>
             <scope>test</scope>
         </dependency>
     </dependencies>