Minor fixes

Author: Ajay Kannan

gcloud-java-dns/src/main/java/com/google/gcloud/dns/testing/package-info.java

@@ -20,15 +20,17 @@
  * <p>A simple usage example:
  * Before the test:
  * <pre> {@code
- * long delay = 0; // minimum delay in processing change requests (in ms)
+ * // Minimum delay for processing change requests (in ms). Setting the delay to 0 makes change
+ * // request processing synchronous.
+ * long delay = 0;
  * LocalDnsHelper dnsHelper = LocalDnsHelper.create(delay);
  * Dns dns = dnsHelper.options().service();
  * dnsHelper.start();
- * } </pre>
+ * }</pre>
  *
  * <p>After the test:
  * <pre> {@code
  * dnsHelper.stop();
- * } </pre>
+ * }</pre>
  */
 package com.google.gcloud.dns.testing;

gcloud-java-resourcemanager/src/main/java/com/google/gcloud/resourcemanager/testing/package-info.java

@@ -23,11 +23,11 @@
  * LocalResourceManagerHelper resourceManagerHelper = LocalResourceManagerHelper.create();
  * ResourceManager resourceManager = resourceManagerHelper.options().service();
  * resourceManagerHelper.start();
- * } </pre>
+ * }</pre>
  *
  * <p>After the test:
  * <pre> {@code
  * resourceManagerHelper.stop();
- * } </pre>
+ * }</pre>
  */
 package com.google.gcloud.resourcemanager.testing;