docs: update generated docs (#1053)

Updates for both discovery docs and epydoc API Documentation

Fixes: #1049
diff --git a/docs/dyn/compute_alpha.instanceGroups.html b/docs/dyn/compute_alpha.instanceGroups.html
index 034b0e7..596bb96 100644
--- a/docs/dyn/compute_alpha.instanceGroups.html
+++ b/docs/dyn/compute_alpha.instanceGroups.html
@@ -84,17 +84,20 @@
   <code><a href="#aggregatedList_next">aggregatedList_next(previous_request, previous_response)</a></code></p>
 <p class="firstline">Retrieves the next page of results.</p>
 <p class="toc_element">
+  <code><a href="#close">close()</a></code></p>
+<p class="firstline">Close httplib2 connections.</p>
+<p class="toc_element">
   <code><a href="#delete">delete(project, zone, instanceGroup, requestId=None)</a></code></p>
 <p class="firstline">Deletes the specified instance group. The instances in the group are not deleted. Note that instance group must not belong to a backend service. Read  Deleting an instance group for more information.</p>
 <p class="toc_element">
   <code><a href="#get">get(project, zone, instanceGroup)</a></code></p>
-<p class="firstline">Returns the specified instance group. Gets a list of available instance groups by making a list() request.</p>
+<p class="firstline">Returns the specified zonal instance group. Get a list of available zonal instance groups by making a list() request.</p>
 <p class="toc_element">
   <code><a href="#insert">insert(project, zone, body=None, requestId=None)</a></code></p>
 <p class="firstline">Creates an instance group in the specified project using the parameters that are included in the request.</p>
 <p class="toc_element">
   <code><a href="#list">list(project, zone, filter=None, maxResults=None, orderBy=None, pageToken=None, returnPartialSuccess=None)</a></code></p>
-<p class="firstline">Retrieves the list of instance groups that are located in the specified project and zone.</p>
+<p class="firstline">Retrieves the list of zonal instance group resources contained within the specified zone.</p>
 <p class="toc_element">
   <code><a href="#listInstances">listInstances(project, zone, instanceGroup, body=None, filter=None, maxResults=None, orderBy=None, pageToken=None, returnPartialSuccess=None)</a></code></p>
 <p class="firstline">Lists the instances in the specified instance group. The orderBy query parameter is not supported.</p>
@@ -320,6 +323,11 @@
 </div>
 
 <div class="method">
+    <code class="details" id="close">close()</code>
+  <pre>Close httplib2 connections.</pre>
+</div>
+
+<div class="method">
     <code class="details" id="delete">delete(project, zone, instanceGroup, requestId=None)</code>
   <pre>Deletes the specified instance group. The instances in the group are not deleted. Note that instance group must not belong to a backend service. Read  Deleting an instance group for more information.
 
@@ -399,7 +407,9 @@
 
 <div class="method">
     <code class="details" id="get">get(project, zone, instanceGroup)</code>
-  <pre>Returns the specified instance group. Gets a list of available instance groups by making a list() request.
+  <pre>Returns the specified zonal instance group. Get a list of available zonal instance groups by making a list() request.
+
+For managed instance groups, use the instanceGroupManagers or regionInstanceGroupManagers methods instead.
 
 Args:
   project: string, Project ID for this request. (required)
@@ -568,7 +578,9 @@
 
 <div class="method">
     <code class="details" id="list">list(project, zone, filter=None, maxResults=None, orderBy=None, pageToken=None, returnPartialSuccess=None)</code>
-  <pre>Retrieves the list of instance groups that are located in the specified project and zone.
+  <pre>Retrieves the list of zonal instance group resources contained within the specified zone.
+
+For managed instance groups, use the instanceGroupManagers or regionInstanceGroupManagers methods instead.
 
 Args:
   project: string, Project ID for this request. (required)