chore: regens API reference docs (#889)

diff --git a/docs/epy/googleapiclient.http.RequestMockBuilder-class.html b/docs/epy/googleapiclient.http.RequestMockBuilder-class.html
index 6d1fc91..ff9698d 100644
--- a/docs/epy/googleapiclient.http.RequestMockBuilder-class.html
+++ b/docs/epy/googleapiclient.http.RequestMockBuilder-class.html
@@ -58,13 +58,7 @@
 <!-- ==================== CLASS DESCRIPTION ==================== -->
 <h1 class="epydoc">Class RequestMockBuilder</h1><p class="nomargin-top"><span class="codelink"><a href="googleapiclient.http-pysrc.html#RequestMockBuilder">source&nbsp;code</a></span></p>
 <center>
-<center>  <map id="uml_class_diagram_for_googleap_36" name="uml_class_diagram_for_googleap_36">
-<area shape="rect" id="node1_2" href="googleapiclient.http.RequestMockBuilder-class.html#__init__" title="Constructor for RequestMockBuilder" alt="" coords="17,38,679,58"/>
-<area shape="rect" id="node1_3" href="googleapiclient.http.RequestMockBuilder-class.html#__call__" title="Implements the callable interface that discovery.build() expects of requestBuilder, which is to build an object compatible with HttpRequest.execute()." alt="" coords="17,58,679,78"/>
-<area shape="rect" id="node1" href="googleapiclient.http.RequestMockBuilder-class.html" title="A simple mock of HttpRequest" alt="" coords="5,5,691,84"/>
-</map>
-  <img src="uml_class_diagram_for_googleap_36.gif" alt='' usemap="#uml_class_diagram_for_googleap_36" ismap="ismap" class="graph-without-title" />
-</center>
+
 </center>
 <hr />
 <pre class="literalblock">
@@ -141,7 +135,7 @@
         <span class="summary-sig-arg">http</span>,
         <span class="summary-sig-arg">postproc</span>,
         <span class="summary-sig-arg">uri</span>,
-        <span class="summary-sig-arg">method</span>=<span class="summary-sig-default">'GET'</span>,
+        <span class="summary-sig-arg">method</span>=<span class="summary-sig-default">&quot;GET&quot;</span>,
         <span class="summary-sig-arg">body</span>=<span class="summary-sig-default">None</span>,
         <span class="summary-sig-arg">headers</span>=<span class="summary-sig-default">None</span>,
         <span class="summary-sig-arg">methodId</span>=<span class="summary-sig-default">None</span>,
@@ -269,7 +263,7 @@
         <span class="sig-arg">http</span>,
         <span class="sig-arg">postproc</span>,
         <span class="sig-arg">uri</span>,
-        <span class="sig-arg">method</span>=<span class="sig-default">'GET'</span>,
+        <span class="sig-arg">method</span>=<span class="sig-default">&quot;GET&quot;</span>,
         <span class="sig-arg">body</span>=<span class="sig-default">None</span>,
         <span class="sig-arg">headers</span>=<span class="sig-default">None</span>,
         <span class="sig-arg">methodId</span>=<span class="sig-default">None</span>,
@@ -319,7 +313,7 @@
 <table border="0" cellpadding="0" cellspacing="0" width="100%%">
   <tr>
     <td align="left" class="footer">
-    Generated by Epydoc 3.0.1 on Fri Jun 14 15:57:28 2019
+    Generated by Epydoc 3.0.1 on Thu Apr 30 17:06:05 2020
     </td>
     <td align="right" class="footer">
       <a target="mainFrame" href="http://epydoc.sourceforge.net"