Upon reviewer's request:

(FIX) Deleted .puml file (no longer required or used)
(FIX) Removed @since annotations (they add noise)

retry/src/test/java/com/iluwatar/retry/FindCustomerTest.java

@@ -32,13 +32,10 @@ import org.junit.Test;
  * Unit tests for {@link FindCustomer}.
  *
  * @author George Aristy (george.aristy@gmail.com)
- * @since 1.18.0
  */
 public class FindCustomerTest {
   /**
    * Returns the given result with no exceptions.
-   * 
-   * @since 1.18.0
    */
   @Test
   public void noExceptions() throws Exception {
@@ -52,7 +49,6 @@ public class FindCustomerTest {
    * Throws the given exception.
    * 
    * @throws Exception the expected exception
-   * @since 1.18.0
    */
   @Test(expected = BusinessException.class)
   public void oneException() throws Exception {
@@ -63,7 +59,6 @@ public class FindCustomerTest {
    * Should first throw the given exceptions, then return the given result.
    * 
    * @throws Exception not an expected exception
-   * @since 1.18.0
    */
   @Test
   public void resultAfterExceptions() throws Exception {

retry/src/test/java/com/iluwatar/retry/RetryTest.java

@@ -33,13 +33,10 @@ import static org.junit.Assert.*;
  * Unit tests for {@link Retry}.
  *
  * @author George Aristy (george.aristy@gmail.com)
- * @since 1.18.0
  */
 public class RetryTest {
   /**
    * Should contain all errors thrown.
-   * 
-   * @since 1.18.0
    */
   @Test
   public void errors() throws Exception {
@@ -64,8 +61,6 @@ public class RetryTest {
   /**
    * No exceptions will be ignored, hence final number of attempts should be 1 even if we're asking
    * it to attempt twice.
-   * 
-   * @since 1.18.0
    */
   @Test
   public void attempts() {
@@ -90,8 +85,6 @@ public class RetryTest {
   /**
    * Final number of attempts should be equal to the number of attempts asked because we are 
    * asking it to ignore the exception that will be thrown.
-   * 
-   * @since 1.18.0
    */
   @Test
   public void ignore() throws Exception {