fixup! Add Watch support

Author: mbohlool

examples/src/main/java/io/kubernetes/client/examples/WatchExample.java

@@ -41,4 +41,4 @@ public static void main(String[] args) throws IOException, ApiException{
             System.out.printf("%s : %s%n", item.type, item.object.getMetadata().getName());
         }
     }
-}
+}

kubernetes/src/main/java/io/kubernetes/client/Watch.java

@@ -28,6 +28,11 @@
  */
 public class Watch<T> implements Iterable<Watch.Response<T>> {
 
+    /**
+     * Response class holds a watch response that has a `type` that can be
+     * ADDED, MODIFIED, DELETED and ERROR. It also hold the actual target
+     * object.
+     */
     public static class Response<T> {
         @SerializedName("type")
         public String type;
@@ -45,7 +50,7 @@ public static class Response<T> {
     ResponseBody response;
     JSON json;
 
-    public Watch(JSON json, ResponseBody body, Type watchType) throws IOException, ApiException {
+    public Watch(JSON json, ResponseBody body, Type watchType) {
         this.response = body;
         this.watchType = watchType;
         this.json = json;