Resolves checkstyle errors for feature-toggle fluentinterface flux flyweight front-controller (#1078)

* Reduces checkstyle errors in feature-toggle

* Reduces checkstyle errors in fluentinterface

* Reduces checkstyle errors in flux

* Reduces checkstyle errors in flyweight

* Reduces checkstyle errors in front-controller

feature-toggle/src/main/java/com/iluwatar/featuretoggle/user/User.java

@@ -24,7 +24,8 @@
 package com.iluwatar.featuretoggle.user;
 
 /**
- * Used to demonstrate the purpose of the feature toggle. This class actually has nothing to do with the pattern.
+ * Used to demonstrate the purpose of the feature toggle. This class actually has nothing to do with
+ * the pattern.
  */
 public class User {
 
@@ -41,7 +42,9 @@ public class User {
 
   /**
    * {@inheritDoc}
-   * @return The {@link String} representation of the User, in this case just return the name of the user.
+   *
+   * @return The {@link String} representation of the User, in this case just return the name of the
+   *     user.
    */
   @Override
   public String toString() {

feature-toggle/src/main/java/com/iluwatar/featuretoggle/user/UserGroup.java

@@ -27,8 +27,9 @@ import java.util.ArrayList;
 import java.util.List;
 
 /**
- * Contains the lists of users of different groups paid and free. Used to demonstrate the tiered example of feature
- * toggle. Allowing certain features to be available to only certain groups of users.
+ * Contains the lists of users of different groups paid and free. Used to demonstrate the tiered
+ * example of feature toggle. Allowing certain features to be available to only certain groups of
+ * users.
  *
  * @see User
  */
@@ -76,7 +77,6 @@ public class UserGroup {
    * Method to take a {@link User} to determine if the user is in the {@link UserGroup#paidGroup}.
    *
    * @param user {@link User} to check if they are in the {@link UserGroup#paidGroup}
-   *
    * @return true if the {@link User} is in {@link UserGroup#paidGroup}
    */
   public static boolean isPaid(User user) {