Merge pull request #100 from tidoust/i18n-notes

Add i18n-related informative notes about locale passing between devices

index.html

@@ -1065,7 +1065,11 @@ <h4>
             the user agent; for example it can show the user a dialog and allow
             the user to select an available device (<em>granting
             permission</em>), or cancel the selection (<em>denying
-            permission</em>).
+            permission</em>). In most cases, available devices will advertise
+            a user friendly name along with locale and text direction
+            information for that name. The user agent is encouraged to render
+            this user friendly name, using its locale and text direction when
+            they are known.
           </div>
           <div class="note">
             The algorithm to select the <a>remote playback source</a> for a
@@ -1198,6 +1202,17 @@ <h4>
             the <a>media element state</a> and <a>remote playback state</a> in
             sync (unless <a>media mirroring</a> is used).
           </div>
+          <div class="note">
+            The user agent is encouraged to pass locale and text direction
+            information to the <a>remote playback device</a> when possible, so
+            that the <a>remote playback device</a> can adjust its user
+            interface and operational functions to locale-specific attributes
+            that reflect the user's preferences. For example, the <a>remote
+            playback device</a> can use that information to choose the same
+            default text track as the user agent, as well as to set the HTTP
+            <code>Accept-Language</code> header it sends to fetch media
+            resources.
+          </div>
         </section>
         <section>
           <h4>