Resolves checkstyle errors for eip-* (#1069)

* Reduces checkstyle errors in eip-aggregator

* Reduces checkstyle errors in eip-message-channel

* Reduces checkstyle errors in eip-publish-subscribe

* Reduces checkstyle errors in eip-splitter

* Reduces checkstyle errors in eip-wire-tap

eip-publish-subscribe/src/main/java/com/iluwatar/eip/publish/subscribe/App.java

@@ -31,30 +31,28 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 /**
- * 
  * There are well-established patterns for implementing broadcasting. The Observer pattern describes
  * the need to decouple observers from their subject (that is, the originator of the event) so that
  * the subject can easily provide event notification to all interested observers no matter how many
  * observers there are (even none). The Publish-Subscribe pattern expands upon Observer by adding
  * the notion of an event channel for communicating event notifications.
- * <p>
- * A Publish-Subscribe Channel works like this: It has one input channel that splits into multiple
- * output channels, one for each subscriber. When an event is published into the channel, the
- * Publish-Subscribe Channel delivers a copy of the message to each of the output channels. Each
+ *
+ * <p>A Publish-Subscribe Channel works like this: It has one input channel that splits into
+ * multiple output channels, one for each subscriber. When an event is published into the channel,
+ * the Publish-Subscribe Channel delivers a copy of the message to each of the output channels. Each
  * output end of the channel has only one subscriber, which is allowed to consume a message only
  * once. In this way, each subscriber gets the message only once, and consumed copies disappear from
  * their channels.
- * <p>
- * In this example we use Apache Camel to establish a Publish-Subscribe Channel from "direct-origin"
- * to "mock:foo", "mock:bar" and "stream:out".
- * 
+ *
+ * <p>In this example we use Apache Camel to establish a Publish-Subscribe Channel from
+ * "direct-origin" to "mock:foo", "mock:bar" and "stream:out".
  */
 public class App {
 
   private static final Logger LOGGER = LoggerFactory.getLogger(App.class);
 
   /**
-   * Program entry point
+   * Program entry point.
    */
   public static void main(String[] args) throws Exception {
     CamelContext context = new DefaultCamelContext();