upgrading junit jar

Author: mahendya1002

README.md

@@ -238,7 +238,7 @@ Retry Pattern allows to retry sending a failed request and it will only work wit
       This is getting downloaded as compile time dependency of wss4j:1.6.19.Apache Commons Logging is a thin adapter allowing configurable bridging to other, well known logging systems.
     7. org.slf4j:slf4j-api:1.7.21 and org.slf4j:slf4j-jcl:1.7.21
       slf4j-api is getting used as a dependency for wss4j. Modified to latest version.
-    8. junit:junit:4.12
+    8. junit:junit:4.13.1
       JUnit is a unit testing framework for Java.
     9. org.mockito:mockito-all:1.10.19
       Mock objects library for java  

java/pom.xml

@@ -219,7 +219,7 @@
       <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.12</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>
        <dependency>