docs: update generated docs (#1053)

Updates for both discovery docs and epydoc API Documentation

Fixes: #1049
diff --git a/docs/dyn/groupsmigration_v1.archive.html b/docs/dyn/groupsmigration_v1.archive.html
index 4f8c4cd..988c934 100644
--- a/docs/dyn/groupsmigration_v1.archive.html
+++ b/docs/dyn/groupsmigration_v1.archive.html
@@ -75,15 +75,27 @@
 <h1><a href="groupsmigration_v1.html">Groups Migration API</a> . <a href="groupsmigration_v1.archive.html">archive</a></h1>
 <h2>Instance Methods</h2>
 <p class="toc_element">
-  <code><a href="#insert">insert(groupId, media_body=None, media_mime_type=None)</a></code></p>
+  <code><a href="#close">close()</a></code></p>
+<p class="firstline">Close httplib2 connections.</p>
+<p class="toc_element">
+  <code><a href="#insert">insert(groupId, x__xgafv=None, media_body=None, media_mime_type=None)</a></code></p>
 <p class="firstline">Inserts a new mail into the archive of the Google group.</p>
 <h3>Method Details</h3>
 <div class="method">
-    <code class="details" id="insert">insert(groupId, media_body=None, media_mime_type=None)</code>
+    <code class="details" id="close">close()</code>
+  <pre>Close httplib2 connections.</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="insert">insert(groupId, x__xgafv=None, media_body=None, media_mime_type=None)</code>
   <pre>Inserts a new mail into the archive of the Google group.
 
 Args:
   groupId: string, The group ID (required)
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
   media_body: string, The filename of the media request body, or an instance of a MediaUpload object.
   media_mime_type: string, The MIME type of the media request body, or an instance of a MediaUpload object.
 
@@ -91,7 +103,7 @@
   An object of the form:
 
     { # JSON response template for groups migration API.
-    &quot;kind&quot;: &quot;groupsmigration#groups&quot;, # The kind of insert resource this is.
+    &quot;kind&quot;: &quot;A String&quot;, # The kind of insert resource this is.
     &quot;responseCode&quot;: &quot;A String&quot;, # The status of the insert request.
   }</pre>
 </div>