Regen all docs. (#700)

* Stop recursing if discovery == {}

* Generate docs with 'make docs'.
diff --git a/docs/dyn/games_v1.pushtokens.html b/docs/dyn/games_v1.pushtokens.html
index 82114e9..41a121b 100644
--- a/docs/dyn/games_v1.pushtokens.html
+++ b/docs/dyn/games_v1.pushtokens.html
@@ -75,14 +75,14 @@
 <h1><a href="games_v1.html">Google Play Game Services API</a> . <a href="games_v1.pushtokens.html">pushtokens</a></h1>
 <h2>Instance Methods</h2>
 <p class="toc_element">
-  <code><a href="#remove">remove(body, consistencyToken=None)</a></code></p>
+  <code><a href="#remove">remove(body)</a></code></p>
 <p class="firstline">Removes a push token for the current user and application. Removing a non-existent push token will report success.</p>
 <p class="toc_element">
-  <code><a href="#update">update(body, consistencyToken=None)</a></code></p>
+  <code><a href="#update">update(body)</a></code></p>
 <p class="firstline">Registers a push token for the current user and application.</p>
 <h3>Method Details</h3>
 <div class="method">
-    <code class="details" id="remove">remove(body, consistencyToken=None)</code>
+    <code class="details" id="remove">remove(body)</code>
   <pre>Removes a push token for the current user and application. Removing a non-existent push token will report success.
 
 Args:
@@ -97,12 +97,11 @@
   },
 }
 
-  consistencyToken: string, The last-seen mutation timestamp.
 </pre>
 </div>
 
 <div class="method">
-    <code class="details" id="update">update(body, consistencyToken=None)</code>
+    <code class="details" id="update">update(body)</code>
   <pre>Registers a push token for the current user and application.
 
 Args:
@@ -123,7 +122,6 @@
     "language": "A String", # The preferred language for notifications that are sent using this token.
   }
 
-  consistencyToken: string, The last-seen mutation timestamp.
 </pre>
 </div>