Make GHMeta fields effectively final

src/main/java/org/kohsuke/github/GitHub.java

@@ -33,6 +33,7 @@ import org.apache.commons.codec.Charsets;
 import org.apache.commons.codec.binary.Base64;
 import org.apache.commons.io.IOUtils;
 import org.apache.commons.lang3.StringUtils;
+import org.kohsuke.github.example.dataobject.GHMetaExamples;
 
 import javax.annotation.CheckForNull;
 import javax.annotation.Nonnull;
@@ -816,6 +817,22 @@ public class GitHub {
         return retrieve().to("/meta", GHMeta.class);
     }
 
+    /**
+     * TEST-ONLY
+     * <p>
+     * Provides a list of GitHub's IP addresses. For testing and example purposes only.
+     *
+     * @see <a href="https://developer.github.com/v3/meta/#meta">Get Meta</a>
+     *
+     * @return an instance of {@link GHMeta}
+     * @throws IOException
+     *             if the credentials supplied are invalid or if you're trying to access it as a GitHub App via the JWT
+     *             authentication
+     */
+    <T extends GHMetaExamples.GHMetaExample> GHMetaExamples.GHMetaExample getMetaExample(Class<T> clazz) throws IOException {
+        return retrieve().to("/meta", clazz);
+    }
+
     GHUser intern(GHUser user) throws IOException {
         if (user == null)
             return user;