Version 1.3 release.

Updates CHANGELOG, version, docs.
diff --git a/docs/dyn/sqladmin_v1beta3.backupRuns.html b/docs/dyn/sqladmin_v1beta3.backupRuns.html
index 19f1276..093479f 100644
--- a/docs/dyn/sqladmin_v1beta3.backupRuns.html
+++ b/docs/dyn/sqladmin_v1beta3.backupRuns.html
@@ -76,17 +76,17 @@
 <h2>Instance Methods</h2>
 <p class="toc_element">
   <code><a href="#get">get(project, instance, backupConfiguration, dueTime)</a></code></p>
-<p class="firstline">Retrieves a resource containing information about a backup run.</p>
+<p class="firstline">Retrieves information about a specified backup run for a Cloud SQL instance.</p>
 <p class="toc_element">
   <code><a href="#list">list(project, instance, backupConfiguration, maxResults=None, pageToken=None)</a></code></p>
-<p class="firstline">Lists all backup runs associated with a given instance and configuration in the reverse chronological order of the enqueued time.</p>
+<p class="firstline">Lists all backup runs associated with a Cloud SQL instance.</p>
 <p class="toc_element">
   <code><a href="#list_next">list_next(previous_request, previous_response)</a></code></p>
 <p class="firstline">Retrieves the next page of results.</p>
 <h3>Method Details</h3>
 <div class="method">
     <code class="details" id="get">get(project, instance, backupConfiguration, dueTime)</code>
-  <pre>Retrieves a resource containing information about a backup run.
+  <pre>Retrieves information about a specified backup run for a Cloud SQL instance.
 
 Args:
   project: string, Project ID of the project that contains the instance. (required)
@@ -115,7 +115,7 @@
 
 <div class="method">
     <code class="details" id="list">list(project, instance, backupConfiguration, maxResults=None, pageToken=None)</code>
-  <pre>Lists all backup runs associated with a given instance and configuration in the reverse chronological order of the enqueued time.
+  <pre>Lists all backup runs associated with a Cloud SQL instance.
 
 Args:
   project: string, Project ID of the project that contains the instance. (required)