refresh docs
diff --git a/docs/dyn/drive_v2.revisions.html b/docs/dyn/drive_v2.revisions.html
index 686988e..e7b12a9 100644
--- a/docs/dyn/drive_v2.revisions.html
+++ b/docs/dyn/drive_v2.revisions.html
@@ -113,12 +113,12 @@
 
     { # A single revision of a file.
       "mimeType": "A String", # The MIME type of the revision.
-      "pinned": True or False, # Whether this revision is pinned to prevent automatic purging. This will only be populated on files with content stored in Drive.
+      "pinned": True or False, # Whether this revision is pinned to prevent automatic purging. This will only be populated and can only be modified on files with content stored in Drive which are not Google Docs. Revisions can also be pinned when they are created through the drive.files.insert/update/copy by using the pinned query parameter.
       "kind": "drive#revision", # This is always drive#revision.
       "publishedLink": "A String", # A link to the published revision.
-      "publishedOutsideDomain": True or False, # Whether this revision is published outside the domain.
-      "publishAuto": True or False, # Whether subsequent revisions will be automatically republished.
-      "published": True or False, # Whether this revision is published. This is only populated for Google Docs.
+      "publishedOutsideDomain": True or False, # Whether this revision is published outside the domain. This is only populated and can only be modified for Google Docs.
+      "publishAuto": True or False, # Whether subsequent revisions will be automatically republished. This is only populated and can only be modified for Google Docs.
+      "published": True or False, # Whether this revision is published. This is only populated and can only be modified for Google Docs.
       "downloadUrl": "A String", # Short term download URL for the file. This will only be populated on files with content stored in Drive.
       "selfLink": "A String", # A link back to this revision.
       "etag": "A String", # The ETag of the revision.
@@ -148,12 +148,12 @@
     "items": [ # The actual list of revisions.
       { # A single revision of a file.
           "mimeType": "A String", # The MIME type of the revision.
-          "pinned": True or False, # Whether this revision is pinned to prevent automatic purging. This will only be populated on files with content stored in Drive.
+          "pinned": True or False, # Whether this revision is pinned to prevent automatic purging. This will only be populated and can only be modified on files with content stored in Drive which are not Google Docs. Revisions can also be pinned when they are created through the drive.files.insert/update/copy by using the pinned query parameter.
           "kind": "drive#revision", # This is always drive#revision.
           "publishedLink": "A String", # A link to the published revision.
-          "publishedOutsideDomain": True or False, # Whether this revision is published outside the domain.
-          "publishAuto": True or False, # Whether subsequent revisions will be automatically republished.
-          "published": True or False, # Whether this revision is published. This is only populated for Google Docs.
+          "publishedOutsideDomain": True or False, # Whether this revision is published outside the domain. This is only populated and can only be modified for Google Docs.
+          "publishAuto": True or False, # Whether subsequent revisions will be automatically republished. This is only populated and can only be modified for Google Docs.
+          "published": True or False, # Whether this revision is published. This is only populated and can only be modified for Google Docs.
           "downloadUrl": "A String", # Short term download URL for the file. This will only be populated on files with content stored in Drive.
           "selfLink": "A String", # A link back to this revision.
           "etag": "A String", # The ETag of the revision.
@@ -186,12 +186,12 @@
 
 { # A single revision of a file.
     "mimeType": "A String", # The MIME type of the revision.
-    "pinned": True or False, # Whether this revision is pinned to prevent automatic purging. This will only be populated on files with content stored in Drive.
+    "pinned": True or False, # Whether this revision is pinned to prevent automatic purging. This will only be populated and can only be modified on files with content stored in Drive which are not Google Docs. Revisions can also be pinned when they are created through the drive.files.insert/update/copy by using the pinned query parameter.
     "kind": "drive#revision", # This is always drive#revision.
     "publishedLink": "A String", # A link to the published revision.
-    "publishedOutsideDomain": True or False, # Whether this revision is published outside the domain.
-    "publishAuto": True or False, # Whether subsequent revisions will be automatically republished.
-    "published": True or False, # Whether this revision is published. This is only populated for Google Docs.
+    "publishedOutsideDomain": True or False, # Whether this revision is published outside the domain. This is only populated and can only be modified for Google Docs.
+    "publishAuto": True or False, # Whether subsequent revisions will be automatically republished. This is only populated and can only be modified for Google Docs.
+    "published": True or False, # Whether this revision is published. This is only populated and can only be modified for Google Docs.
     "downloadUrl": "A String", # Short term download URL for the file. This will only be populated on files with content stored in Drive.
     "selfLink": "A String", # A link back to this revision.
     "etag": "A String", # The ETag of the revision.
@@ -212,12 +212,12 @@
 
     { # A single revision of a file.
       "mimeType": "A String", # The MIME type of the revision.
-      "pinned": True or False, # Whether this revision is pinned to prevent automatic purging. This will only be populated on files with content stored in Drive.
+      "pinned": True or False, # Whether this revision is pinned to prevent automatic purging. This will only be populated and can only be modified on files with content stored in Drive which are not Google Docs. Revisions can also be pinned when they are created through the drive.files.insert/update/copy by using the pinned query parameter.
       "kind": "drive#revision", # This is always drive#revision.
       "publishedLink": "A String", # A link to the published revision.
-      "publishedOutsideDomain": True or False, # Whether this revision is published outside the domain.
-      "publishAuto": True or False, # Whether subsequent revisions will be automatically republished.
-      "published": True or False, # Whether this revision is published. This is only populated for Google Docs.
+      "publishedOutsideDomain": True or False, # Whether this revision is published outside the domain. This is only populated and can only be modified for Google Docs.
+      "publishAuto": True or False, # Whether subsequent revisions will be automatically republished. This is only populated and can only be modified for Google Docs.
+      "published": True or False, # Whether this revision is published. This is only populated and can only be modified for Google Docs.
       "downloadUrl": "A String", # Short term download URL for the file. This will only be populated on files with content stored in Drive.
       "selfLink": "A String", # A link back to this revision.
       "etag": "A String", # The ETag of the revision.
@@ -245,12 +245,12 @@
 
 { # A single revision of a file.
     "mimeType": "A String", # The MIME type of the revision.
-    "pinned": True or False, # Whether this revision is pinned to prevent automatic purging. This will only be populated on files with content stored in Drive.
+    "pinned": True or False, # Whether this revision is pinned to prevent automatic purging. This will only be populated and can only be modified on files with content stored in Drive which are not Google Docs. Revisions can also be pinned when they are created through the drive.files.insert/update/copy by using the pinned query parameter.
     "kind": "drive#revision", # This is always drive#revision.
     "publishedLink": "A String", # A link to the published revision.
-    "publishedOutsideDomain": True or False, # Whether this revision is published outside the domain.
-    "publishAuto": True or False, # Whether subsequent revisions will be automatically republished.
-    "published": True or False, # Whether this revision is published. This is only populated for Google Docs.
+    "publishedOutsideDomain": True or False, # Whether this revision is published outside the domain. This is only populated and can only be modified for Google Docs.
+    "publishAuto": True or False, # Whether subsequent revisions will be automatically republished. This is only populated and can only be modified for Google Docs.
+    "published": True or False, # Whether this revision is published. This is only populated and can only be modified for Google Docs.
     "downloadUrl": "A String", # Short term download URL for the file. This will only be populated on files with content stored in Drive.
     "selfLink": "A String", # A link back to this revision.
     "etag": "A String", # The ETag of the revision.
@@ -271,12 +271,12 @@
 
     { # A single revision of a file.
       "mimeType": "A String", # The MIME type of the revision.
-      "pinned": True or False, # Whether this revision is pinned to prevent automatic purging. This will only be populated on files with content stored in Drive.
+      "pinned": True or False, # Whether this revision is pinned to prevent automatic purging. This will only be populated and can only be modified on files with content stored in Drive which are not Google Docs. Revisions can also be pinned when they are created through the drive.files.insert/update/copy by using the pinned query parameter.
       "kind": "drive#revision", # This is always drive#revision.
       "publishedLink": "A String", # A link to the published revision.
-      "publishedOutsideDomain": True or False, # Whether this revision is published outside the domain.
-      "publishAuto": True or False, # Whether subsequent revisions will be automatically republished.
-      "published": True or False, # Whether this revision is published. This is only populated for Google Docs.
+      "publishedOutsideDomain": True or False, # Whether this revision is published outside the domain. This is only populated and can only be modified for Google Docs.
+      "publishAuto": True or False, # Whether subsequent revisions will be automatically republished. This is only populated and can only be modified for Google Docs.
+      "published": True or False, # Whether this revision is published. This is only populated and can only be modified for Google Docs.
       "downloadUrl": "A String", # Short term download URL for the file. This will only be populated on files with content stored in Drive.
       "selfLink": "A String", # A link back to this revision.
       "etag": "A String", # The ETag of the revision.