Update docs (#291)

diff --git a/docs/dyn/drive_v3.changes.html b/docs/dyn/drive_v3.changes.html
index 0638c5b..68dc542 100644
--- a/docs/dyn/drive_v3.changes.html
+++ b/docs/dyn/drive_v3.changes.html
@@ -97,7 +97,7 @@
   An object of the form:
 
     {
-    "kind": "drive#startPageToken", # This is always drive#startPageToken.
+    "kind": "drive#startPageToken", # Identifies what kind of resource this is. Value: the fixed string "drive#startPageToken".
     "startPageToken": "A String", # The starting page token for listing changes.
   }</pre>
 </div>
@@ -118,10 +118,10 @@
 
     { # A list of changes for a user.
     "nextPageToken": "A String", # The page token for the next page of changes. This will be absent if the end of the current changes list has been reached.
-    "kind": "drive#changeList", # This is always drive#changeList.
+    "kind": "drive#changeList", # Identifies what kind of resource this is. Value: the fixed string "drive#changeList".
     "changes": [ # The page of changes.
       { # A change to a file.
-        "kind": "drive#change", # This is always drive#change.
+        "kind": "drive#change", # Identifies what kind of resource this is. Value: the fixed string "drive#change".
         "removed": True or False, # Whether the file has been removed from the view of the changes list, for example by deletion or lost access.
         "time": "A String", # The time of this change (RFC 3339 date-time).
         "file": { # The metadata for a file. # The updated state of the file. Present if the file has not been removed.
@@ -138,7 +138,7 @@
           "id": "A String", # The ID of the file.
           "sharingUser": { # Information about a Drive user. # The user who shared the file with the requesting user, if applicable.
             "me": True or False, # Whether this user is the requesting user.
-            "kind": "drive#user", # This is always drive#user.
+            "kind": "drive#user", # Identifies what kind of resource this is. Value: the fixed string "drive#user".
             "displayName": "A String", # A plain text displayable name for this user.
             "permissionId": "A String", # The user's ID as visible in Permission resources.
             "emailAddress": "A String", # The email address of the user. This may not be present in certain contexts if the user has not made their email address visible to the requester.
@@ -152,7 +152,7 @@
           },
           "lastModifyingUser": { # Information about a Drive user. # The last user to modify the file.
             "me": True or False, # Whether this user is the requesting user.
-            "kind": "drive#user", # This is always drive#user.
+            "kind": "drive#user", # Identifies what kind of resource this is. Value: the fixed string "drive#user".
             "displayName": "A String", # A plain text displayable name for this user.
             "permissionId": "A String", # The user's ID as visible in Permission resources.
             "emailAddress": "A String", # The email address of the user. This may not be present in certain contexts if the user has not made their email address visible to the requester.
@@ -184,7 +184,7 @@
               "domain": "A String", # The domain to which this permission refers.
               "displayName": "A String", # A displayable name for users, groups or domains.
               "allowFileDiscovery": True or False, # Whether the permission allows the file to be discovered through search. This is only applicable for permissions of type domain or anyone.
-              "kind": "drive#permission", # This is always drive#permission.
+              "kind": "drive#permission", # Identifies what kind of resource this is. Value: the fixed string "drive#permission".
               "emailAddress": "A String", # The email address of the user or group to which this permission refers.
               "photoLink": "A String", # A link to the user's profile photo, if available.
               "role": "A String", # The role granted by this permission. Valid values are:
@@ -212,7 +212,7 @@
           "owners": [ # The owners of the file. Currently, only certain legacy files may have more than one owner.
             { # Information about a Drive user.
               "me": True or False, # Whether this user is the requesting user.
-              "kind": "drive#user", # This is always drive#user.
+              "kind": "drive#user", # Identifies what kind of resource this is. Value: the fixed string "drive#user".
               "displayName": "A String", # A plain text displayable name for this user.
               "permissionId": "A String", # The user's ID as visible in Permission resources.
               "emailAddress": "A String", # The email address of the user. This may not be present in certain contexts if the user has not made their email address visible to the requester.
@@ -254,7 +254,7 @@
             "whiteBalance": "A String", # The white balance mode used to create the photo.
             "cameraModel": "A String", # The model of the camera used to create the photo.
           },
-          "kind": "drive#file", # This is always drive#file.
+          "kind": "drive#file", # Identifies what kind of resource this is. Value: the fixed string "drive#file".
           "name": "A String", # The name of the file. This is not necessarily unique within a folder.
           "webContentLink": "A String", # A link for downloading the content of the file in a browser. This is only available for files with binary content in Drive.
           "spaces": [ # The list of spaces which contain the file. The currently supported values are 'drive', 'appDataFolder' and 'photos'.