Regen all docs. (#700)

* Stop recursing if discovery == {}

* Generate docs with 'make docs'.
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+
+<h1><a href="compute_v1.html">Compute Engine API</a> . <a href="compute_v1.licenseCodes.html">licenseCodes</a></h1>
+<h2>Instance Methods</h2>
+<p class="toc_element">
+  <code><a href="#get">get(project, licenseCode)</a></code></p>
+<p class="firstline">Return a specified license code. License codes are mirrored across all projects that have permissions to read the License Code.</p>
+<p class="toc_element">
+  <code><a href="#testIamPermissions">testIamPermissions(project, resource, body)</a></code></p>
+<p class="firstline">Returns permissions that a caller has on the specified resource.</p>
+<h3>Method Details</h3>
+<div class="method">
+    <code class="details" id="get">get(project, licenseCode)</code>
+  <pre>Return a specified license code. License codes are mirrored across all projects that have permissions to read the License Code.
+
+Args:
+  project: string, Project ID for this request. (required)
+  licenseCode: string, Number corresponding to the License code resource to return. (required)
+
+Returns:
+  An object of the form:
+
+    {
+    "kind": "compute#licenseCode", # [Output Only] Type of resource. Always compute#licenseCode for licenses.
+    "description": "A String", # [Output Only] Description of this License Code.
+    "transferable": True or False, # [Output Only] If true, the license will remain attached when creating images or snapshots from disks. Otherwise, the license is not transferred.
+    "state": "A String", # [Output Only] Current state of this License Code.
+    "licenseAlias": [ # [Output Only] URL and description aliases of Licenses with the same License Code.
+      {
+        "description": "A String", # [Output Only] Description of this License Code.
+        "selfLink": "A String", # [Output Only] URL of license corresponding to this License Code.
+      },
+    ],
+    "creationTimestamp": "A String", # [Output Only] Creation timestamp in RFC3339 text format.
+    "id": "A String", # [Output Only] The unique identifier for the resource. This identifier is defined by the server.
+    "selfLink": "A String", # [Output Only] Server-defined URL for the resource.
+    "name": "A String", # [Output Only] Name of the resource. The name is 1-20 characters long and must be a valid 64 bit integer.
+  }</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="testIamPermissions">testIamPermissions(project, resource, body)</code>
+  <pre>Returns permissions that a caller has on the specified resource.
+
+Args:
+  project: string, Project ID for this request. (required)
+  resource: string, Name or id of the resource for this request. (required)
+  body: object, The request body. (required)
+    The object takes the form of:
+
+{
+    "permissions": [ # The set of permissions to check for the 'resource'. Permissions with wildcards (such as '*' or 'storage.*') are not allowed.
+      "A String",
+    ],
+  }
+
+
+Returns:
+  An object of the form:
+
+    {
+    "permissions": [ # A subset of `TestPermissionsRequest.permissions` that the caller is allowed.
+      "A String",
+    ],
+  }</pre>
+</div>
+
+</body></html>
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