Clean and regen docs (#401)

diff --git a/docs/dyn/runtimeconfig_v1beta1.projects.configs.operations.html b/docs/dyn/runtimeconfig_v1beta1.projects.configs.operations.html
index d4aaaf9..38dcc67 100644
--- a/docs/dyn/runtimeconfig_v1beta1.projects.configs.operations.html
+++ b/docs/dyn/runtimeconfig_v1beta1.projects.configs.operations.html
@@ -72,13 +72,13 @@
 
 </style>
 
-<h1><a href="runtimeconfig_v1beta1.html">Google Cloud RuntimeConfig API</a> . <a href="runtimeconfig_v1beta1.projects.html">projects</a> . <a href="runtimeconfig_v1beta1.projects.configs.html">configs</a> . <a href="runtimeconfig_v1beta1.projects.configs.operations.html">operations</a></h1>
+<h1><a href="runtimeconfig_v1beta1.html">Google Cloud Runtime Configuration API</a> . <a href="runtimeconfig_v1beta1.projects.html">projects</a> . <a href="runtimeconfig_v1beta1.projects.configs.html">configs</a> . <a href="runtimeconfig_v1beta1.projects.configs.operations.html">operations</a></h1>
 <h2>Instance Methods</h2>
 <p class="toc_element">
   <code><a href="#get">get(name, x__xgafv=None)</a></code></p>
 <p class="firstline">Gets the latest state of a long-running operation.  Clients can use this</p>
 <p class="toc_element">
-  <code><a href="#testIamPermissions">testIamPermissions(resource, x__xgafv=None, permissions=None)</a></code></p>
+  <code><a href="#testIamPermissions">testIamPermissions(resource, body, x__xgafv=None)</a></code></p>
 <p class="firstline">Returns permissions that a caller has on the specified resource.</p>
 <h3>Method Details</h3>
 <div class="method">
@@ -105,6 +105,22 @@
         # long-running operation should document the metadata type, if any.
       "a_key": "", # Properties of the object. Contains field @type with type URL.
     },
+    "done": True or False, # If the value is `false`, it means the operation is still in progress.
+        # If true, the operation is completed, and either `error` or `response` is
+        # available.
+    "response": { # The normal response of the operation in case of success.  If the original
+        # method returns no data on success, such as `Delete`, the response is
+        # `google.protobuf.Empty`.  If the original method is standard
+        # `Get`/`Create`/`Update`, the response should be the resource.  For other
+        # methods, the response should have the type `XxxResponse`, where `Xxx`
+        # is the original method name.  For example, if the original method name
+        # is `TakeSnapshot()`, the inferred response type is
+        # `TakeSnapshotResponse`.
+      "a_key": "", # Properties of the object. Contains field @type with type URL.
+    },
+    "name": "A String", # The server-assigned name, which is only unique within the same service that
+        # originally returns it. If you use the default HTTP mapping, the
+        # `name` should have the format of `operations/some/unique/name`.
     "error": { # The `Status` type defines a logical error model that is suitable for different # The error result of the operation in case of failure or cancellation.
         # programming environments, including REST APIs and RPC APIs. It is used by
         # [gRPC](https://github.com/grpc). The error model is designed to be:
@@ -122,7 +138,7 @@
         # error message is needed, put the localized message in the error details or
         # localize it in the client. The optional error details may contain arbitrary
         # information about the error. There is a predefined set of error detail types
-        # in the package `google.rpc` which can be used for common error conditions.
+        # in the package `google.rpc` that can be used for common error conditions.
         #
         # # Language mapping
         #
@@ -145,7 +161,7 @@
         #     errors.
         #
         # - Workflow errors. A typical workflow has multiple steps. Each step may
-        #     have a `Status` message for error reporting purpose.
+        #     have a `Status` message for error reporting.
         #
         # - Batch operations. If a client uses batch request and batch response, the
         #     `Status` message should be used directly inside batch response, one for
@@ -168,27 +184,11 @@
         },
       ],
     },
-    "done": True or False, # If the value is `false`, it means the operation is still in progress.
-        # If true, the operation is completed, and either `error` or `response` is
-        # available.
-    "response": { # The normal response of the operation in case of success.  If the original
-        # method returns no data on success, such as `Delete`, the response is
-        # `google.protobuf.Empty`.  If the original method is standard
-        # `Get`/`Create`/`Update`, the response should be the resource.  For other
-        # methods, the response should have the type `XxxResponse`, where `Xxx`
-        # is the original method name.  For example, if the original method name
-        # is `TakeSnapshot()`, the inferred response type is
-        # `TakeSnapshotResponse`.
-      "a_key": "", # Properties of the object. Contains field @type with type URL.
-    },
-    "name": "A String", # The server-assigned name, which is only unique within the same service that
-        # originally returns it. If you use the default HTTP mapping, the
-        # `name` should have the format of `operations/some/unique/name`.
   }</pre>
 </div>
 
 <div class="method">
-    <code class="details" id="testIamPermissions">testIamPermissions(resource, x__xgafv=None, permissions=None)</code>
+    <code class="details" id="testIamPermissions">testIamPermissions(resource, body, x__xgafv=None)</code>
   <pre>Returns permissions that a caller has on the specified resource.
 If the resource does not exist, this will return an empty set of
 permissions, not a NOT_FOUND error.
@@ -200,14 +200,22 @@
 Args:
   resource: string, REQUIRED: The resource for which the policy detail is being requested.
 See the operation documentation for the appropriate value for this field. (required)
+  body: object, The request body. (required)
+    The object takes the form of:
+
+{ # Request message for `TestIamPermissions` method.
+    "permissions": [ # The set of permissions to check for the `resource`. Permissions with
+        # wildcards (such as '*' or 'storage.*') are not allowed. For more
+        # information see
+        # [IAM Overview](https://cloud.google.com/iam/docs/overview#permissions).
+      "A String",
+    ],
+  }
+
   x__xgafv: string, V1 error format.
     Allowed values
       1 - v1 error format
       2 - v2 error format
-  permissions: string, The set of permissions to check for the `resource`. Permissions with
-wildcards (such as '*' or 'storage.*') are not allowed. For more
-information see
-[IAM Overview](https://cloud.google.com/iam/docs/overview#permissions). (repeated)
 
 Returns:
   An object of the form: