Merge pull request #48 from ProgVal/message-format-content

Fix description of encrypted 'content' in the message format

Author: arj03

index.html

@@ -815,7 +815,7 @@ <h3 id="message-format">Message format</h3>
  </tr>
  <tr>
  <td>content</td>
- <td>If the message is not encrypted, This is a dictionary containing free-form data for applications to interpret, plus a mandatory <em>type</em> field. The <em>type</em> field allows applications to filter out message types they don’t understand and must be a UTF-16 string between 3 and 52 code units long (inclusive). If this is a base64 encoded string, followed by a suffix of <code>.box</code></td>
+ <td>If the message is not encrypted, This is a dictionary containing free-form data for applications to interpret, plus a mandatory <em>type</em> field. The <em>type</em> field allows applications to filter out message types they don’t understand and must be a UTF-16 string between 3 and 52 code units long (inclusive). If the message is encrypted, then this is a base64 encoded string, followed by a suffix of <code>.box</code>; we will describe private messages later in this document.</td>
  </tr>
  </table>
  <aside style="align-self: start; position: relative; top: 19px;">