diff --git a/docs/oauth2client.appengine.html b/docs/oauth2client.appengine.html
index 1a1cedf..72d4be9 100644
--- a/docs/oauth2client.appengine.html
+++ b/docs/oauth2client.appengine.html
@@ -8,7 +8,7 @@
 <td valign=bottom>&nbsp;<br>
 <font color="#ffffff" face="helvetica, arial">&nbsp;<br><big><big><strong><a href="oauth2client.html"><font color="#ffffff">oauth2client</font></a>.appengine</strong></big></big></font></td
 ><td align=right valign=bottom
-><font color="#ffffff" face="helvetica, arial"><a href=".">index</a><br><a href="file:/home/jcgregorio/projects/apiclient-release/oauth2client/appengine.py">/home/jcgregorio/projects/apiclient-release/oauth2client/appengine.py</a></font></td></tr></table>
+><font color="#ffffff" face="helvetica, arial"><a href=".">index</a><br><a href="file:/usr/local/google/home/jcgregorio/projects/apiclient-release/oauth2client/appengine.py">/usr/local/google/home/jcgregorio/projects/apiclient-release/oauth2client/appengine.py</a></font></td></tr></table>
     <p><tt>Utilities&nbsp;for&nbsp;Google&nbsp;App&nbsp;Engine<br>
 &nbsp;<br>
 Utilities&nbsp;for&nbsp;making&nbsp;it&nbsp;easier&nbsp;to&nbsp;use&nbsp;OAuth&nbsp;2.0&nbsp;on&nbsp;Google&nbsp;App&nbsp;Engine.</tt></p>
@@ -27,7 +27,7 @@
 <a href="logging.html">logging</a><br>
 </td><td width="25%" valign=top><a href="google.appengine.api.memcache.html">google.appengine.api.memcache</a><br>
 <a href="pickle.html">pickle</a><br>
-<a href="simplejson.html">simplejson</a><br>
+<a href="json.html">json</a><br>
 </td><td width="25%" valign=top><a href="time.html">time</a><br>
 <a href="google.appengine.api.users.html">google.appengine.api.users</a><br>
 <a href="google.appengine.ext.webapp.html">google.appengine.ext.webapp</a><br>
@@ -69,7 +69,7 @@
 </font></dt><dt><font face="helvetica, arial"><a href="oauth2client.appengine.html#FlowProperty">FlowProperty</a>
 </font></dt></dl>
 </dd>
-<dt><font face="helvetica, arial"><a href="google.appengine.ext.webapp._webapp25.html#RequestHandler">google.appengine.ext.webapp._webapp25.RequestHandler</a>(<a href="__builtin__.html#object">__builtin__.object</a>)
+<dt><font face="helvetica, arial"><a href="google.appengine.ext.webapp.html#RequestHandler">google.appengine.ext.webapp.RequestHandler</a>(<a href="__builtin__.html#object">__builtin__.object</a>)
 </font></dt><dd>
 <dl>
 <dt><font face="helvetica, arial"><a href="oauth2client.appengine.html#OAuth2Handler">OAuth2Handler</a>
@@ -141,8 +141,19 @@
 
 <dl><dt><a name="AppAssertionCredentials-__setstate__"><strong>__setstate__</strong></a>(self, state)</dt><dd><tt>Reconstitute&nbsp;the&nbsp;state&nbsp;of&nbsp;the&nbsp;<a href="__builtin__.html#object">object</a>&nbsp;from&nbsp;being&nbsp;pickled.</tt></dd></dl>
 
+<dl><dt><a name="AppAssertionCredentials-apply"><strong>apply</strong></a>(self, headers)</dt><dd><tt>Add&nbsp;the&nbsp;authorization&nbsp;to&nbsp;the&nbsp;headers.<br>
+&nbsp;<br>
+Args:<br>
+&nbsp;&nbsp;headers:&nbsp;dict,&nbsp;the&nbsp;headers&nbsp;to&nbsp;add&nbsp;the&nbsp;Authorization&nbsp;header&nbsp;to.</tt></dd></dl>
+
 <dl><dt><a name="AppAssertionCredentials-authorize"><strong>authorize</strong></a>(self, http)</dt><dd><tt>Authorize&nbsp;an&nbsp;httplib2.Http&nbsp;instance&nbsp;with&nbsp;these&nbsp;credentials.<br>
 &nbsp;<br>
+The&nbsp;modified&nbsp;http.request&nbsp;method&nbsp;will&nbsp;add&nbsp;authentication&nbsp;headers&nbsp;to&nbsp;each<br>
+request&nbsp;and&nbsp;will&nbsp;refresh&nbsp;access_tokens&nbsp;when&nbsp;a&nbsp;401&nbsp;is&nbsp;received&nbsp;on&nbsp;a<br>
+request.&nbsp;In&nbsp;addition&nbsp;the&nbsp;http.request&nbsp;method&nbsp;has&nbsp;a&nbsp;credentials&nbsp;property,<br>
+http.request.credentials,&nbsp;which&nbsp;is&nbsp;the&nbsp;Credentials&nbsp;<a href="__builtin__.html#object">object</a>&nbsp;that&nbsp;authorized<br>
+it.<br>
+&nbsp;<br>
 Args:<br>
 &nbsp;&nbsp;&nbsp;http:&nbsp;An&nbsp;instance&nbsp;of&nbsp;httplib2.Http<br>
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;or&nbsp;something&nbsp;that&nbsp;acts&nbsp;like&nbsp;it.<br>
@@ -161,6 +172,12 @@
 that&nbsp;adds&nbsp;in&nbsp;the&nbsp;Authorization&nbsp;header&nbsp;and&nbsp;then&nbsp;calls&nbsp;the&nbsp;original<br>
 version&nbsp;of&nbsp;'request()'.</tt></dd></dl>
 
+<dl><dt><a name="AppAssertionCredentials-refresh"><strong>refresh</strong></a>(self, http)</dt><dd><tt>Forces&nbsp;a&nbsp;refresh&nbsp;of&nbsp;the&nbsp;access_token.<br>
+&nbsp;<br>
+Args:<br>
+&nbsp;&nbsp;http:&nbsp;httplib2.Http,&nbsp;an&nbsp;http&nbsp;<a href="__builtin__.html#object">object</a>&nbsp;to&nbsp;be&nbsp;used&nbsp;to&nbsp;make&nbsp;the&nbsp;refresh<br>
+&nbsp;&nbsp;&nbsp;&nbsp;request.</tt></dd></dl>
+
 <dl><dt><a name="AppAssertionCredentials-set_store"><strong>set_store</strong></a>(self, store)</dt><dd><tt>Set&nbsp;the&nbsp;<a href="oauth2client.client.html#Storage">Storage</a>&nbsp;for&nbsp;the&nbsp;credential.<br>
 &nbsp;<br>
 Args:<br>
@@ -607,20 +624,6 @@
 &nbsp;&nbsp;True&nbsp;if&nbsp;this&nbsp;value&nbsp;is&nbsp;considered&nbsp;empty&nbsp;in&nbsp;the&nbsp;context&nbsp;of&nbsp;this&nbsp;<a href="google.appengine.ext.db.html#Property">Property</a><br>
 &nbsp;&nbsp;type,&nbsp;otherwise&nbsp;False.</tt></dd></dl>
 
-<dl><dt><a name="CredentialsProperty-get_updated_value_for_datastore"><strong>get_updated_value_for_datastore</strong></a>(self, model_instance)</dt><dd><tt>Determine&nbsp;new&nbsp;value&nbsp;for&nbsp;auto-updated&nbsp;property.<br>
-&nbsp;<br>
-Some&nbsp;properies&nbsp;(e.g.&nbsp;DateTimeProperty,&nbsp;UserProperty)&nbsp;optionally&nbsp;update&nbsp;their<br>
-value&nbsp;on&nbsp;every&nbsp;put().&nbsp;This&nbsp;call&nbsp;must&nbsp;return&nbsp;the&nbsp;new&nbsp;desired&nbsp;value&nbsp;for&nbsp;such<br>
-properties.&nbsp;For&nbsp;all&nbsp;other&nbsp;properties,&nbsp;this&nbsp;call&nbsp;must&nbsp;return<br>
-AUTO_UPDATE_UNCHANGED.<br>
-&nbsp;<br>
-Args:<br>
-&nbsp;&nbsp;model_instance:&nbsp;Instance&nbsp;to&nbsp;get&nbsp;new&nbsp;value&nbsp;for.<br>
-&nbsp;<br>
-Returns:<br>
-&nbsp;&nbsp;Datastore&nbsp;representation&nbsp;of&nbsp;the&nbsp;new&nbsp;model&nbsp;value&nbsp;in&nbsp;a&nbsp;form&nbsp;that&nbsp;is<br>
-&nbsp;&nbsp;appropriate&nbsp;for&nbsp;storing&nbsp;in&nbsp;the&nbsp;datastore,&nbsp;or&nbsp;AUTO_UPDATE_UNCHANGED.</tt></dd></dl>
-
 <hr>
 Data descriptors inherited from <a href="google.appengine.ext.db.html#Property">google.appengine.ext.db.Property</a>:<br>
 <dl><dt><strong>__dict__</strong></dt>
@@ -706,20 +709,6 @@
 Returns:<br>
 &nbsp;&nbsp;Default&nbsp;value&nbsp;as&nbsp;provided&nbsp;by&nbsp;<a href="#FlowProperty-__init__">__init__</a>(default).</tt></dd></dl>
 
-<dl><dt><a name="FlowProperty-get_updated_value_for_datastore"><strong>get_updated_value_for_datastore</strong></a>(self, model_instance)</dt><dd><tt>Determine&nbsp;new&nbsp;value&nbsp;for&nbsp;auto-updated&nbsp;property.<br>
-&nbsp;<br>
-Some&nbsp;properies&nbsp;(e.g.&nbsp;DateTimeProperty,&nbsp;UserProperty)&nbsp;optionally&nbsp;update&nbsp;their<br>
-value&nbsp;on&nbsp;every&nbsp;put().&nbsp;This&nbsp;call&nbsp;must&nbsp;return&nbsp;the&nbsp;new&nbsp;desired&nbsp;value&nbsp;for&nbsp;such<br>
-properties.&nbsp;For&nbsp;all&nbsp;other&nbsp;properties,&nbsp;this&nbsp;call&nbsp;must&nbsp;return<br>
-AUTO_UPDATE_UNCHANGED.<br>
-&nbsp;<br>
-Args:<br>
-&nbsp;&nbsp;model_instance:&nbsp;Instance&nbsp;to&nbsp;get&nbsp;new&nbsp;value&nbsp;for.<br>
-&nbsp;<br>
-Returns:<br>
-&nbsp;&nbsp;Datastore&nbsp;representation&nbsp;of&nbsp;the&nbsp;new&nbsp;model&nbsp;value&nbsp;in&nbsp;a&nbsp;form&nbsp;that&nbsp;is<br>
-&nbsp;&nbsp;appropriate&nbsp;for&nbsp;storing&nbsp;in&nbsp;the&nbsp;datastore,&nbsp;or&nbsp;AUTO_UPDATE_UNCHANGED.</tt></dd></dl>
-
 <hr>
 Data descriptors inherited from <a href="google.appengine.ext.db.html#Property">google.appengine.ext.db.Property</a>:<br>
 <dl><dt><strong>__dict__</strong></dt>
@@ -802,7 +791,7 @@
 <td colspan=2><tt>Utility&nbsp;for&nbsp;making&nbsp;OAuth&nbsp;2.0&nbsp;easier.<br>
 &nbsp;<br>
 Instantiate&nbsp;and&nbsp;then&nbsp;use&nbsp;with&nbsp;oauth_required&nbsp;or&nbsp;oauth_aware<br>
-as&nbsp;decorators&nbsp;on&nbsp;webapp.<a href="google.appengine.ext.webapp._webapp25.html#RequestHandler">RequestHandler</a>&nbsp;methods.<br>
+as&nbsp;decorators&nbsp;on&nbsp;webapp.<a href="google.appengine.ext.webapp.html#RequestHandler">RequestHandler</a>&nbsp;methods.<br>
 &nbsp;<br>
 Example:<br>
 &nbsp;<br>
@@ -812,7 +801,7 @@
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;scope='https://www.googleapis.com/auth/plus')<br>
 &nbsp;<br>
 &nbsp;<br>
-&nbsp;&nbsp;class&nbsp;MainHandler(webapp.<a href="google.appengine.ext.webapp._webapp25.html#RequestHandler">RequestHandler</a>):<br>
+&nbsp;&nbsp;class&nbsp;MainHandler(webapp.<a href="google.appengine.ext.webapp.html#RequestHandler">RequestHandler</a>):<br>
 &nbsp;<br>
 &nbsp;&nbsp;&nbsp;&nbsp;@decorator.oauth_required<br>
 &nbsp;&nbsp;&nbsp;&nbsp;def&nbsp;get(self):<br>
@@ -821,7 +810,7 @@
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;#&nbsp;in&nbsp;API&nbsp;calls<br>&nbsp;</tt></td></tr>
 <tr><td>&nbsp;</td>
 <td width="100%">Methods defined here:<br>
-<dl><dt><a name="OAuth2Decorator-__init__"><strong>__init__</strong></a>(self, client_id, client_secret, scope, auth_uri<font color="#909090">='https://accounts.google.com/o/oauth2/auth'</font>, token_uri<font color="#909090">='https://accounts.google.com/o/oauth2/token'</font>, message<font color="#909090">=None</font>)</dt><dd><tt>Constructor&nbsp;for&nbsp;<a href="#OAuth2Decorator">OAuth2Decorator</a><br>
+<dl><dt><a name="OAuth2Decorator-__init__"><strong>__init__</strong></a>(self, client_id, client_secret, scope, auth_uri<font color="#909090">='https://accounts.google.com/o/oauth2/auth'</font>, token_uri<font color="#909090">='https://accounts.google.com/o/oauth2/token'</font>, user_agent<font color="#909090">=None</font>, message<font color="#909090">=None</font>, **kwargs)</dt><dd><tt>Constructor&nbsp;for&nbsp;<a href="#OAuth2Decorator">OAuth2Decorator</a><br>
 &nbsp;<br>
 Args:<br>
 &nbsp;&nbsp;client_id:&nbsp;string,&nbsp;client&nbsp;identifier.<br>
@@ -832,18 +821,21 @@
 &nbsp;&nbsp;&nbsp;&nbsp;defaults&nbsp;to&nbsp;Google's&nbsp;endpoints&nbsp;but&nbsp;any&nbsp;OAuth&nbsp;2.0&nbsp;provider&nbsp;can&nbsp;be&nbsp;used.<br>
 &nbsp;&nbsp;token_uri:&nbsp;string,&nbsp;URI&nbsp;for&nbsp;token&nbsp;endpoint.&nbsp;For&nbsp;convenience<br>
 &nbsp;&nbsp;&nbsp;&nbsp;defaults&nbsp;to&nbsp;Google's&nbsp;endpoints&nbsp;but&nbsp;any&nbsp;OAuth&nbsp;2.0&nbsp;provider&nbsp;can&nbsp;be&nbsp;used.<br>
+&nbsp;&nbsp;user_agent:&nbsp;string,&nbsp;User&nbsp;agent&nbsp;of&nbsp;your&nbsp;application,&nbsp;default&nbsp;to&nbsp;None.<br>
 &nbsp;&nbsp;message:&nbsp;Message&nbsp;to&nbsp;display&nbsp;if&nbsp;there&nbsp;are&nbsp;problems&nbsp;with&nbsp;the&nbsp;OAuth&nbsp;2.0<br>
 &nbsp;&nbsp;&nbsp;&nbsp;configuration.&nbsp;The&nbsp;message&nbsp;may&nbsp;contain&nbsp;HTML&nbsp;and&nbsp;will&nbsp;be&nbsp;presented&nbsp;on&nbsp;the<br>
-&nbsp;&nbsp;&nbsp;&nbsp;web&nbsp;interface&nbsp;for&nbsp;any&nbsp;method&nbsp;that&nbsp;uses&nbsp;the&nbsp;decorator.</tt></dd></dl>
+&nbsp;&nbsp;&nbsp;&nbsp;web&nbsp;interface&nbsp;for&nbsp;any&nbsp;method&nbsp;that&nbsp;uses&nbsp;the&nbsp;decorator.<br>
+&nbsp;&nbsp;**kwargs:&nbsp;dict,&nbsp;Keyword&nbsp;arguments&nbsp;are&nbsp;be&nbsp;passed&nbsp;along&nbsp;as&nbsp;kwargs&nbsp;to&nbsp;the<br>
+&nbsp;&nbsp;&nbsp;&nbsp;OAuth2WebServerFlow&nbsp;constructor.</tt></dd></dl>
 
 <dl><dt><a name="OAuth2Decorator-authorize_url"><strong>authorize_url</strong></a>(self)</dt><dd><tt>Returns&nbsp;the&nbsp;URL&nbsp;to&nbsp;start&nbsp;the&nbsp;OAuth&nbsp;dance.<br>
 &nbsp;<br>
-Must&nbsp;only&nbsp;be&nbsp;called&nbsp;from&nbsp;with&nbsp;a&nbsp;webapp.<a href="google.appengine.ext.webapp._webapp25.html#RequestHandler">RequestHandler</a>&nbsp;subclassed&nbsp;method<br>
+Must&nbsp;only&nbsp;be&nbsp;called&nbsp;from&nbsp;with&nbsp;a&nbsp;webapp.<a href="google.appengine.ext.webapp.html#RequestHandler">RequestHandler</a>&nbsp;subclassed&nbsp;method<br>
 that&nbsp;had&nbsp;been&nbsp;decorated&nbsp;with&nbsp;either&nbsp;@oauth_required&nbsp;or&nbsp;@oauth_aware.</tt></dd></dl>
 
 <dl><dt><a name="OAuth2Decorator-has_credentials"><strong>has_credentials</strong></a>(self)</dt><dd><tt>True&nbsp;if&nbsp;for&nbsp;the&nbsp;logged&nbsp;in&nbsp;user&nbsp;there&nbsp;are&nbsp;valid&nbsp;access&nbsp;Credentials.<br>
 &nbsp;<br>
-Must&nbsp;only&nbsp;be&nbsp;called&nbsp;from&nbsp;with&nbsp;a&nbsp;webapp.<a href="google.appengine.ext.webapp._webapp25.html#RequestHandler">RequestHandler</a>&nbsp;subclassed&nbsp;method<br>
+Must&nbsp;only&nbsp;be&nbsp;called&nbsp;from&nbsp;with&nbsp;a&nbsp;webapp.<a href="google.appengine.ext.webapp.html#RequestHandler">RequestHandler</a>&nbsp;subclassed&nbsp;method<br>
 that&nbsp;had&nbsp;been&nbsp;decorated&nbsp;with&nbsp;either&nbsp;@oauth_required&nbsp;or&nbsp;@oauth_aware.</tt></dd></dl>
 
 <dl><dt><a name="OAuth2Decorator-http"><strong>http</strong></a>(self)</dt><dd><tt>Returns&nbsp;an&nbsp;authorized&nbsp;http&nbsp;instance.<br>
@@ -861,7 +853,7 @@
 and&nbsp;<a href="#OAuth2Decorator-authorize_url">authorize_url</a>()&nbsp;methods&nbsp;can&nbsp;be&nbsp;called.<br>
 &nbsp;<br>
 Args:<br>
-&nbsp;&nbsp;method:&nbsp;callable,&nbsp;to&nbsp;be&nbsp;decorated&nbsp;method&nbsp;of&nbsp;a&nbsp;webapp.<a href="google.appengine.ext.webapp._webapp25.html#RequestHandler">RequestHandler</a><br>
+&nbsp;&nbsp;method:&nbsp;callable,&nbsp;to&nbsp;be&nbsp;decorated&nbsp;method&nbsp;of&nbsp;a&nbsp;webapp.<a href="google.appengine.ext.webapp.html#RequestHandler">RequestHandler</a><br>
 &nbsp;&nbsp;&nbsp;&nbsp;instance.</tt></dd></dl>
 
 <dl><dt><a name="OAuth2Decorator-oauth_required"><strong>oauth_required</strong></a>(self, method)</dt><dd><tt>Decorator&nbsp;that&nbsp;starts&nbsp;the&nbsp;OAuth&nbsp;2.0&nbsp;dance.<br>
@@ -870,7 +862,7 @@
 granted&nbsp;access&nbsp;for&nbsp;this&nbsp;application.<br>
 &nbsp;<br>
 Args:<br>
-&nbsp;&nbsp;method:&nbsp;callable,&nbsp;to&nbsp;be&nbsp;decorated&nbsp;method&nbsp;of&nbsp;a&nbsp;webapp.<a href="google.appengine.ext.webapp._webapp25.html#RequestHandler">RequestHandler</a><br>
+&nbsp;&nbsp;method:&nbsp;callable,&nbsp;to&nbsp;be&nbsp;decorated&nbsp;method&nbsp;of&nbsp;a&nbsp;webapp.<a href="google.appengine.ext.webapp.html#RequestHandler">RequestHandler</a><br>
 &nbsp;&nbsp;&nbsp;&nbsp;instance.</tt></dd></dl>
 
 <hr>
@@ -900,7 +892,7 @@
 &nbsp;&nbsp;&nbsp;&nbsp;scope='https://www.googleapis.com/auth/plus')<br>
 &nbsp;<br>
 &nbsp;<br>
-&nbsp;&nbsp;class&nbsp;MainHandler(webapp.<a href="google.appengine.ext.webapp._webapp25.html#RequestHandler">RequestHandler</a>):<br>
+&nbsp;&nbsp;class&nbsp;MainHandler(webapp.<a href="google.appengine.ext.webapp.html#RequestHandler">RequestHandler</a>):<br>
 &nbsp;<br>
 &nbsp;&nbsp;&nbsp;&nbsp;@decorator.oauth_required<br>
 &nbsp;&nbsp;&nbsp;&nbsp;def&nbsp;get(self):<br>
@@ -929,12 +921,12 @@
 Methods inherited from <a href="oauth2client.appengine.html#OAuth2Decorator">OAuth2Decorator</a>:<br>
 <dl><dt><a name="OAuth2DecoratorFromClientSecrets-authorize_url"><strong>authorize_url</strong></a>(self)</dt><dd><tt>Returns&nbsp;the&nbsp;URL&nbsp;to&nbsp;start&nbsp;the&nbsp;OAuth&nbsp;dance.<br>
 &nbsp;<br>
-Must&nbsp;only&nbsp;be&nbsp;called&nbsp;from&nbsp;with&nbsp;a&nbsp;webapp.<a href="google.appengine.ext.webapp._webapp25.html#RequestHandler">RequestHandler</a>&nbsp;subclassed&nbsp;method<br>
+Must&nbsp;only&nbsp;be&nbsp;called&nbsp;from&nbsp;with&nbsp;a&nbsp;webapp.<a href="google.appengine.ext.webapp.html#RequestHandler">RequestHandler</a>&nbsp;subclassed&nbsp;method<br>
 that&nbsp;had&nbsp;been&nbsp;decorated&nbsp;with&nbsp;either&nbsp;@oauth_required&nbsp;or&nbsp;@oauth_aware.</tt></dd></dl>
 
 <dl><dt><a name="OAuth2DecoratorFromClientSecrets-has_credentials"><strong>has_credentials</strong></a>(self)</dt><dd><tt>True&nbsp;if&nbsp;for&nbsp;the&nbsp;logged&nbsp;in&nbsp;user&nbsp;there&nbsp;are&nbsp;valid&nbsp;access&nbsp;Credentials.<br>
 &nbsp;<br>
-Must&nbsp;only&nbsp;be&nbsp;called&nbsp;from&nbsp;with&nbsp;a&nbsp;webapp.<a href="google.appengine.ext.webapp._webapp25.html#RequestHandler">RequestHandler</a>&nbsp;subclassed&nbsp;method<br>
+Must&nbsp;only&nbsp;be&nbsp;called&nbsp;from&nbsp;with&nbsp;a&nbsp;webapp.<a href="google.appengine.ext.webapp.html#RequestHandler">RequestHandler</a>&nbsp;subclassed&nbsp;method<br>
 that&nbsp;had&nbsp;been&nbsp;decorated&nbsp;with&nbsp;either&nbsp;@oauth_required&nbsp;or&nbsp;@oauth_aware.</tt></dd></dl>
 
 <dl><dt><a name="OAuth2DecoratorFromClientSecrets-http"><strong>http</strong></a>(self)</dt><dd><tt>Returns&nbsp;an&nbsp;authorized&nbsp;http&nbsp;instance.<br>
@@ -952,7 +944,7 @@
 and&nbsp;<a href="#OAuth2DecoratorFromClientSecrets-authorize_url">authorize_url</a>()&nbsp;methods&nbsp;can&nbsp;be&nbsp;called.<br>
 &nbsp;<br>
 Args:<br>
-&nbsp;&nbsp;method:&nbsp;callable,&nbsp;to&nbsp;be&nbsp;decorated&nbsp;method&nbsp;of&nbsp;a&nbsp;webapp.<a href="google.appengine.ext.webapp._webapp25.html#RequestHandler">RequestHandler</a><br>
+&nbsp;&nbsp;method:&nbsp;callable,&nbsp;to&nbsp;be&nbsp;decorated&nbsp;method&nbsp;of&nbsp;a&nbsp;webapp.<a href="google.appengine.ext.webapp.html#RequestHandler">RequestHandler</a><br>
 &nbsp;&nbsp;&nbsp;&nbsp;instance.</tt></dd></dl>
 
 <dl><dt><a name="OAuth2DecoratorFromClientSecrets-oauth_required"><strong>oauth_required</strong></a>(self, method)</dt><dd><tt>Decorator&nbsp;that&nbsp;starts&nbsp;the&nbsp;OAuth&nbsp;2.0&nbsp;dance.<br>
@@ -961,7 +953,7 @@
 granted&nbsp;access&nbsp;for&nbsp;this&nbsp;application.<br>
 &nbsp;<br>
 Args:<br>
-&nbsp;&nbsp;method:&nbsp;callable,&nbsp;to&nbsp;be&nbsp;decorated&nbsp;method&nbsp;of&nbsp;a&nbsp;webapp.<a href="google.appengine.ext.webapp._webapp25.html#RequestHandler">RequestHandler</a><br>
+&nbsp;&nbsp;method:&nbsp;callable,&nbsp;to&nbsp;be&nbsp;decorated&nbsp;method&nbsp;of&nbsp;a&nbsp;webapp.<a href="google.appengine.ext.webapp.html#RequestHandler">RequestHandler</a><br>
 &nbsp;&nbsp;&nbsp;&nbsp;instance.</tt></dd></dl>
 
 <hr>
@@ -976,14 +968,14 @@
 <table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
 <tr bgcolor="#ffc8d8">
 <td colspan=3 valign=bottom>&nbsp;<br>
-<font color="#000000" face="helvetica, arial"><a name="OAuth2Handler">class <strong>OAuth2Handler</strong></a>(<a href="google.appengine.ext.webapp._webapp25.html#RequestHandler">google.appengine.ext.webapp._webapp25.RequestHandler</a>)</font></td></tr>
+<font color="#000000" face="helvetica, arial"><a name="OAuth2Handler">class <strong>OAuth2Handler</strong></a>(<a href="google.appengine.ext.webapp.html#RequestHandler">google.appengine.ext.webapp.RequestHandler</a>)</font></td></tr>
     
 <tr bgcolor="#ffc8d8"><td rowspan=2><tt>&nbsp;&nbsp;&nbsp;</tt></td>
 <td colspan=2><tt>Handler&nbsp;for&nbsp;the&nbsp;redirect_uri&nbsp;of&nbsp;the&nbsp;OAuth&nbsp;2.0&nbsp;dance.<br>&nbsp;</tt></td></tr>
 <tr><td>&nbsp;</td>
 <td width="100%"><dl><dt>Method resolution order:</dt>
 <dd><a href="oauth2client.appengine.html#OAuth2Handler">OAuth2Handler</a></dd>
-<dd><a href="google.appengine.ext.webapp._webapp25.html#RequestHandler">google.appengine.ext.webapp._webapp25.RequestHandler</a></dd>
+<dd><a href="google.appengine.ext.webapp.html#RequestHandler">google.appengine.ext.webapp.RequestHandler</a></dd>
 <dd><a href="__builtin__.html#object">__builtin__.object</a></dd>
 </dl>
 <hr>
@@ -991,7 +983,7 @@
 <dl><dt><a name="OAuth2Handler-get"><strong>get</strong></a> = check_login(self, *args)</dt></dl>
 
 <hr>
-Methods inherited from <a href="google.appengine.ext.webapp._webapp25.html#RequestHandler">google.appengine.ext.webapp._webapp25.RequestHandler</a>:<br>
+Methods inherited from <a href="google.appengine.ext.webapp.html#RequestHandler">google.appengine.ext.webapp.RequestHandler</a>:<br>
 <dl><dt><a name="OAuth2Handler-delete"><strong>delete</strong></a>(self, *args)</dt><dd><tt>Handler&nbsp;method&nbsp;for&nbsp;DELETE&nbsp;requests.</tt></dd></dl>
 
 <dl><dt><a name="OAuth2Handler-error"><strong>error</strong></a>(self, code)</dt><dd><tt>Clears&nbsp;the&nbsp;response&nbsp;output&nbsp;stream&nbsp;and&nbsp;sets&nbsp;the&nbsp;given&nbsp;HTTP&nbsp;error&nbsp;code.<br>
@@ -1027,7 +1019,7 @@
 <dl><dt><a name="OAuth2Handler-trace"><strong>trace</strong></a>(self, *args)</dt><dd><tt>Handler&nbsp;method&nbsp;for&nbsp;TRACE&nbsp;requests.</tt></dd></dl>
 
 <hr>
-Class methods inherited from <a href="google.appengine.ext.webapp._webapp25.html#RequestHandler">google.appengine.ext.webapp._webapp25.RequestHandler</a>:<br>
+Class methods inherited from <a href="google.appengine.ext.webapp.html#RequestHandler">google.appengine.ext.webapp.RequestHandler</a>:<br>
 <dl><dt><a name="OAuth2Handler-get_url"><strong>get_url</strong></a>(cls, *args, **kargs)<font color="#909090"><font face="helvetica, arial"> from <a href="__builtin__.html#type">__builtin__.type</a></font></font></dt><dd><tt>Returns&nbsp;the&nbsp;url&nbsp;for&nbsp;the&nbsp;given&nbsp;handler.<br>
 &nbsp;<br>
 The&nbsp;default&nbsp;implementation&nbsp;uses&nbsp;the&nbsp;patterns&nbsp;passed&nbsp;to&nbsp;the&nbsp;active<br>
@@ -1065,7 +1057,7 @@
 create&nbsp;a&nbsp;set&nbsp;of&nbsp;post&nbsp;handlers&nbsp;that&nbsp;will&nbsp;do&nbsp;simple&nbsp;text&nbsp;transformations<br>
 you&nbsp;can&nbsp;write:<br>
 &nbsp;<br>
-&nbsp;&nbsp;class&nbsp;ChangeTextHandler(webapp.<a href="google.appengine.ext.webapp._webapp25.html#RequestHandler">RequestHandler</a>):<br>
+&nbsp;&nbsp;class&nbsp;ChangeTextHandler(webapp.<a href="google.appengine.ext.webapp.html#RequestHandler">RequestHandler</a>):<br>
 &nbsp;<br>
 &nbsp;&nbsp;&nbsp;&nbsp;def&nbsp;<a href="#OAuth2Handler-__init__">__init__</a>(self,&nbsp;transform):<br>
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;self.<strong>transform</strong>&nbsp;=&nbsp;transform<br>
@@ -1085,7 +1077,7 @@
 Text&nbsp;POSTed&nbsp;to&nbsp;/to_upper&nbsp;will&nbsp;be&nbsp;upper&nbsp;cased.</tt></dd></dl>
 
 <hr>
-Data descriptors inherited from <a href="google.appengine.ext.webapp._webapp25.html#RequestHandler">google.appengine.ext.webapp._webapp25.RequestHandler</a>:<br>
+Data descriptors inherited from <a href="google.appengine.ext.webapp.html#RequestHandler">google.appengine.ext.webapp.RequestHandler</a>:<br>
 <dl><dt><strong>__dict__</strong></dt>
 <dd><tt>dictionary&nbsp;for&nbsp;instance&nbsp;variables&nbsp;(if&nbsp;defined)</tt></dd>
 </dl>
@@ -1122,6 +1114,8 @@
 &nbsp;&nbsp;property_name:&nbsp;string,&nbsp;name&nbsp;of&nbsp;the&nbsp;property&nbsp;that&nbsp;is&nbsp;a&nbsp;<a href="#CredentialsProperty">CredentialsProperty</a><br>
 &nbsp;&nbsp;cache:&nbsp;memcache,&nbsp;a&nbsp;write-through&nbsp;cache&nbsp;to&nbsp;put&nbsp;in&nbsp;front&nbsp;of&nbsp;the&nbsp;datastore</tt></dd></dl>
 
+<dl><dt><a name="StorageByKeyName-locked_delete"><strong>locked_delete</strong></a>(self)</dt><dd><tt>Delete&nbsp;Credential&nbsp;from&nbsp;datastore.</tt></dd></dl>
+
 <dl><dt><a name="StorageByKeyName-locked_get"><strong>locked_get</strong></a>(self)</dt><dd><tt>Retrieve&nbsp;Credential&nbsp;from&nbsp;datastore.<br>
 &nbsp;<br>
 Returns:<br>
@@ -1138,6 +1132,14 @@
 &nbsp;<br>
 This&nbsp;lock&nbsp;is&nbsp;not&nbsp;reentrant.</tt></dd></dl>
 
+<dl><dt><a name="StorageByKeyName-delete"><strong>delete</strong></a>(self)</dt><dd><tt>Delete&nbsp;credential.<br>
+&nbsp;<br>
+Frees&nbsp;any&nbsp;resources&nbsp;associated&nbsp;with&nbsp;storing&nbsp;the&nbsp;credential.<br>
+The&nbsp;<a href="oauth2client.client.html#Storage">Storage</a>&nbsp;lock&nbsp;must&nbsp;*not*&nbsp;be&nbsp;held&nbsp;when&nbsp;this&nbsp;is&nbsp;called.<br>
+&nbsp;<br>
+Returns:<br>
+&nbsp;&nbsp;None</tt></dd></dl>
+
 <dl><dt><a name="StorageByKeyName-get"><strong>get</strong></a>(self)</dt><dd><tt>Retrieve&nbsp;credential.<br>
 &nbsp;<br>
 The&nbsp;<a href="oauth2client.client.html#Storage">Storage</a>&nbsp;lock&nbsp;must&nbsp;*not*&nbsp;be&nbsp;held&nbsp;when&nbsp;this&nbsp;is&nbsp;called.<br>
@@ -1193,7 +1195,7 @@
 <tr><td bgcolor="#55aa55"><tt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</tt></td><td>&nbsp;</td>
 <td width="100%"><strong>OAUTH2CLIENT_NAMESPACE</strong> = 'oauth2client#ns'<br>
 <strong>__author__</strong> = 'jcgregorio@google.com (Joe Gregorio)'<br>
-<strong>application</strong> = &lt;google.appengine.ext.webapp._webapp25.WSGIApplication object&gt;</td></tr></table><p>
+<strong>application</strong> = &lt;google.appengine.ext.webapp.WSGIApplication object&gt;</td></tr></table><p>
 <table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
 <tr bgcolor="#7799ee">
 <td colspan=3 valign=bottom>&nbsp;<br>