Regen all docs. (#700)

* Stop recursing if discovery == {}

* Generate docs with 'make docs'.
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+
+<h1><a href="gmail_v1.html">Gmail API</a> . <a href="gmail_v1.users.html">users</a> . <a href="gmail_v1.users.settings.html">settings</a> . <a href="gmail_v1.users.settings.delegates.html">delegates</a></h1>
+<h2>Instance Methods</h2>
+<p class="toc_element">
+  <code><a href="#create">create(userId, body)</a></code></p>
+<p class="firstline">Adds a delegate with its verification status set directly to accepted, without sending any verification email. The delegate user must be a member of the same G Suite organization as the delegator user.</p>
+<p class="toc_element">
+  <code><a href="#delete">delete(userId, delegateEmail)</a></code></p>
+<p class="firstline">Removes the specified delegate (which can be of any verification status), and revokes any verification that may have been required for using it.</p>
+<p class="toc_element">
+  <code><a href="#get">get(userId, delegateEmail)</a></code></p>
+<p class="firstline">Gets the specified delegate.</p>
+<p class="toc_element">
+  <code><a href="#list">list(userId)</a></code></p>
+<p class="firstline">Lists the delegates for the specified account.</p>
+<h3>Method Details</h3>
+<div class="method">
+    <code class="details" id="create">create(userId, body)</code>
+  <pre>Adds a delegate with its verification status set directly to accepted, without sending any verification email. The delegate user must be a member of the same G Suite organization as the delegator user.
+
+Gmail imposes limtations on the number of delegates and delegators each user in a G Suite organization can have. These limits depend on your organization, but in general each user can have up to 25 delegates and up to 10 delegators.
+
+Note that a delegate user must be referred to by their primary email address, and not an email alias.
+
+Also note that when a new delegate is created, there may be up to a one minute delay before the new delegate is available for use.
+
+This method is only available to service account clients that have been delegated domain-wide authority.
+
+Args:
+  userId: string, User's email address. The special value "me" can be used to indicate the authenticated user. (required)
+  body: object, The request body. (required)
+    The object takes the form of:
+
+{ # Settings for a delegate. Delegates can read, send, and delete messages, as well as view and add contacts, for the delegator's account. See "Set up mail delegation" for more information about delegates.
+    "delegateEmail": "A String", # The email address of the delegate.
+    "verificationStatus": "A String", # Indicates whether this address has been verified and can act as a delegate for the account. Read-only.
+  }
+
+
+Returns:
+  An object of the form:
+
+    { # Settings for a delegate. Delegates can read, send, and delete messages, as well as view and add contacts, for the delegator's account. See "Set up mail delegation" for more information about delegates.
+      "delegateEmail": "A String", # The email address of the delegate.
+      "verificationStatus": "A String", # Indicates whether this address has been verified and can act as a delegate for the account. Read-only.
+    }</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="delete">delete(userId, delegateEmail)</code>
+  <pre>Removes the specified delegate (which can be of any verification status), and revokes any verification that may have been required for using it.
+
+Note that a delegate user must be referred to by their primary email address, and not an email alias.
+
+This method is only available to service account clients that have been delegated domain-wide authority.
+
+Args:
+  userId: string, User's email address. The special value "me" can be used to indicate the authenticated user. (required)
+  delegateEmail: string, The email address of the user to be removed as a delegate. (required)
+</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="get">get(userId, delegateEmail)</code>
+  <pre>Gets the specified delegate.
+
+Note that a delegate user must be referred to by their primary email address, and not an email alias.
+
+This method is only available to service account clients that have been delegated domain-wide authority.
+
+Args:
+  userId: string, User's email address. The special value "me" can be used to indicate the authenticated user. (required)
+  delegateEmail: string, The email address of the user whose delegate relationship is to be retrieved. (required)
+
+Returns:
+  An object of the form:
+
+    { # Settings for a delegate. Delegates can read, send, and delete messages, as well as view and add contacts, for the delegator's account. See "Set up mail delegation" for more information about delegates.
+      "delegateEmail": "A String", # The email address of the delegate.
+      "verificationStatus": "A String", # Indicates whether this address has been verified and can act as a delegate for the account. Read-only.
+    }</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="list">list(userId)</code>
+  <pre>Lists the delegates for the specified account.
+
+This method is only available to service account clients that have been delegated domain-wide authority.
+
+Args:
+  userId: string, User's email address. The special value "me" can be used to indicate the authenticated user. (required)
+
+Returns:
+  An object of the form:
+
+    { # Response for the ListDelegates method.
+    "delegates": [ # List of the user's delegates (with any verification status).
+      { # Settings for a delegate. Delegates can read, send, and delete messages, as well as view and add contacts, for the delegator's account. See "Set up mail delegation" for more information about delegates.
+          "delegateEmail": "A String", # The email address of the delegate.
+          "verificationStatus": "A String", # Indicates whether this address has been verified and can act as a delegate for the account. Read-only.
+        },
+    ],
+  }</pre>
+</div>
+
+</body></html>
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