liveobjects: objects message excluded from storage

/docs/liveobjects added in #2464

Author: mschristensen

content/channels/options/rewind.textile

@@ -41,7 +41,7 @@ If the attachment is successful, and one or more messages exist on the channel p
 Any @rewind@ value that cannot be parsed either as a number or a time specifier will cause the attachment request to fail and return an error.
 
 <aside data-type='note'>
-<p>If you have enabled the "persist last message":/docs/storage-history/storage#persist-last-message channel rule on a channel, you can attach with @rewind=1@ to retrieve the last message. Only the last message published can be stored for up to a year, and persist last message doesn't apply to presence messages.</p>
+<p>If you have enabled the "persist last message":/docs/storage-history/storage#persist-last-message channel rule on a channel, you can attach with @rewind=1@ to retrieve the last message. Only the last message published can be stored for up to a year, and persist last message doesn't apply to presence or object messages.</p>
 </aside>
 
 The following example subscribes to a channel and retrieves the most recent message sent on it, if available:

content/storage-history/storage.textile

@@ -17,7 +17,9 @@ The following diagram illustrates the default persistence of messages:
 
 h2(#all-message-persistence). Persist all messages
 
-If you need to retain messages for longer than the default two minutes you can enable persisted history by setting a "channel rule":/docs/channels#rules. When persisted history is enabled for a channel any messages will be stored on disk. The time that messages will be stored for depends on your account package:
+If you need to retain messages for longer than the default two minutes you can enable persisted history by setting a "channel rule":/docs/channels#rules. When persisted history is enabled for a channel any messages will be stored on disk. Note that this does not apply to "object messages":/docs/liveobjects.
+
+The time that messages will be stored for depends on your account package:
 
 |_. Package |_. Minimum |_. Maximum |
 | Free | 24 hours | 24 hours |
@@ -36,7 +38,7 @@ Note that every message that is persisted to, or retrieved from, disk counts as
 
 h2(#persist-last-message). Persist last message - 365 days
 
-You can persist just the last message sent to a channel for one year by setting a "channel rule":/docs/channels#rules. Note that this does not apply to "presence messages":/docs/presence-occupancy/presence.
+You can persist just the last message sent to a channel for one year by setting a "channel rule":/docs/channels#rules. Note that this does not apply to "presence messages":/docs/presence-occupancy/presence or "object messages":/docs/liveobjects.
 
 Messages persisted for a year can be retrieved using the "rewind channel option":/docs/channels/options/rewind, or from the REST history API using "certain parameters":/docs/storage-history/history#channel-parameters.