Regen all docs. (#700)

* Stop recursing if discovery == {}

* Generate docs with 'make docs'.
diff --git a/docs/dyn/doubleclickbidmanager_v1.sdf.html b/docs/dyn/doubleclickbidmanager_v1.sdf.html
index 285f502..8427ee8 100644
--- a/docs/dyn/doubleclickbidmanager_v1.sdf.html
+++ b/docs/dyn/doubleclickbidmanager_v1.sdf.html
@@ -86,13 +86,21 @@
   body: object, The request body. (required)
     The object takes the form of:
 
-{ # Request to fetch stored insertion orders, line items, TrueView ad groups and ads.
-    "filterType": "A String", # Filter type used to filter line items to fetch.
-    "version": "A String", # SDF Version (column names, types, order) in which the entities will be returned. Default to 3.
-    "fileTypes": [ # File types that will be returned.
+{ # Request to fetch stored inventory sources, campaigns, insertion orders, line items, TrueView ad groups and ads.
+    "filterType": "A String", # Filter type used to filter entities to fetch. PARTNER_ID and INVENTORY_SOURCE_ID may only be used when downloading inventory sources.
+    "version": "A String", # SDF Version (column names, types, order) in which the entities will be returned. Default to 3.1.
+    "fileTypes": [ # File types that will be returned. If INVENTORY_SOURCE is requested, no other file types may be requested.
+        # 
+        # Acceptable values are:
+        # - "AD"
+        # - "AD_GROUP"
+        # - "CAMPAIGN"
+        # - "INSERTION_ORDER"
+        # - "INVENTORY_SOURCE"
+        # - "LINE_ITEM"
       "A String",
     ],
-    "filterIds": [ # The IDs of the specified filter type. This is used to filter entities to fetch. At least one ID must be specified. Only one ID is allowed for the ADVERTISER_ID filter type. For INSERTION_ORDER_ID or LINE_ITEM_ID filter types, all IDs must be from the same Advertiser.
+    "filterIds": [ # The IDs of the specified filter type. This is used to filter entities to fetch. At least one ID must be specified.
       "A String",
     ],
   }
@@ -102,10 +110,12 @@
   An object of the form:
 
     { # Download response.
-    "lineItems": "A String", # Retrieved line items in SDF format.
-    "insertionOrders": "A String", # Retrieved insertion orders in SDF format.
     "ads": "A String", # Retrieved ads in SDF format.
+    "campaigns": "A String", # Retrieved campaigns in SDF format.
+    "inventorySources": "A String",
+    "insertionOrders": "A String", # Retrieved insertion orders in SDF format.
     "adGroups": "A String", # Retrieved ad groups in SDF format.
+    "lineItems": "A String", # Retrieved line items in SDF format.
   }</pre>
 </div>