Regen all docs. (#700)

* Stop recursing if discovery == {}

* Generate docs with 'make docs'.
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+
+<h1><a href="accessapproval_v1beta1.html">Access Approval API</a> . <a href="accessapproval_v1beta1.projects.html">projects</a></h1>
+<h2>Instance Methods</h2>
+<p class="toc_element">
+  <code><a href="accessapproval_v1beta1.projects.approvalRequests.html">approvalRequests()</a></code>
+</p>
+<p class="firstline">Returns the approvalRequests Resource.</p>
+
+<p class="toc_element">
+  <code><a href="#getAccessApprovalSettings">getAccessApprovalSettings(name, x__xgafv=None)</a></code></p>
+<p class="firstline">Gets the settings associated with a project, folder, or organization.</p>
+<p class="toc_element">
+  <code><a href="#updateAccessApprovalSettings">updateAccessApprovalSettings(name, body, x__xgafv=None)</a></code></p>
+<p class="firstline">Updates the settings associated with a project, folder, or organization.</p>
+<h3>Method Details</h3>
+<div class="method">
+    <code class="details" id="getAccessApprovalSettings">getAccessApprovalSettings(name, x__xgafv=None)</code>
+  <pre>Gets the settings associated with a project, folder, or organization.
+
+Args:
+  name: string, Name of the AccessApprovalSettings to retrieve. (required)
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # Settings on a Project/Folder/Organization related to Access Approval.
+    "notificationEmails": [ # A list of email addresses to which notifications relating to approval
+        # requests should be sent. Notifications relating to a resource will be sent
+        # to all emails in the settings of ancestor resources of that resource.
+      "A String",
+    ],
+    "name": "A String", # The resource name of the settings. Format is one of:
+        # <ol>
+        #   <li>"projects/{project_id}/accessApprovalSettings"</li>
+        #   <li>"folders/{folder_id}/accessApprovalSettings"</li>
+        #   <li>"organizations/{organization_id}/accessApprovalSettings"</li>
+        # <ol>
+  }</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="updateAccessApprovalSettings">updateAccessApprovalSettings(name, body, x__xgafv=None)</code>
+  <pre>Updates the settings associated with a project, folder, or organization.
+Completely replaces the existing settings.
+
+Args:
+  name: string, The resource name of the settings. Format is one of:
+<ol>
+  <li>"projects/{project_id}/accessApprovalSettings"</li>
+  <li>"folders/{folder_id}/accessApprovalSettings"</li>
+  <li>"organizations/{organization_id}/accessApprovalSettings"</li>
+<ol> (required)
+  body: object, The request body. (required)
+    The object takes the form of:
+
+{ # Settings on a Project/Folder/Organization related to Access Approval.
+  "notificationEmails": [ # A list of email addresses to which notifications relating to approval
+      # requests should be sent. Notifications relating to a resource will be sent
+      # to all emails in the settings of ancestor resources of that resource.
+    "A String",
+  ],
+  "name": "A String", # The resource name of the settings. Format is one of:
+      # <ol>
+      #   <li>"projects/{project_id}/accessApprovalSettings"</li>
+      #   <li>"folders/{folder_id}/accessApprovalSettings"</li>
+      #   <li>"organizations/{organization_id}/accessApprovalSettings"</li>
+      # <ol>
+}
+
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # Settings on a Project/Folder/Organization related to Access Approval.
+    "notificationEmails": [ # A list of email addresses to which notifications relating to approval
+        # requests should be sent. Notifications relating to a resource will be sent
+        # to all emails in the settings of ancestor resources of that resource.
+      "A String",
+    ],
+    "name": "A String", # The resource name of the settings. Format is one of:
+        # <ol>
+        #   <li>"projects/{project_id}/accessApprovalSettings"</li>
+        #   <li>"folders/{folder_id}/accessApprovalSettings"</li>
+        #   <li>"organizations/{organization_id}/accessApprovalSettings"</li>
+        # <ol>
+  }</pre>
+</div>
+
+</body></html>
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