Include `converse-muc-embedded` in main build

CHANGES.md

@@ -16,6 +16,7 @@ though they should be private._
 - Simplified the [embedded](https://conversejs.org/demo/embedded.html) usecase.
     - No need to manually blacklist or whitelist any plugins.
     - Relies on the [view_mode](https://conversejs.org/docs/html/configurations.html#view-mode) being set to `'embedded'`.
+    - The main `converse.js` build can be used for the embedded usecase.
 
 ### API changes
 - New API method `_converse.disco.getIdentity` to check whether a JID has a given identity.

demo/embedded.html

@@ -5,7 +5,7 @@
     <meta charset="utf-8">
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-    <meta name="description" content="Converse.js: A free chat client for your website" />
+    <meta name="description" content="Converse.js: An XMPP chat client which can be integrated into any website" />
     <meta name="author" content="JC Brand" />
     <meta name="keywords" content="xmpp chat webchat converse.js" />
     <link rel="shortcut icon" type="image/ico" href="../css/images/favicon.ico"/>
@@ -16,8 +16,8 @@
     <link type="text/css" rel="stylesheet" media="screen" href="https://cdn.conversejs.org/css/converse-muc-embedded.min.css" />
     <script type="text/javascript" src="https://cdn.conversejs.org/analytics.js"></script>
     <noscript><p><img src="//stats.opkode.com/piwik.php?idsite=1" style="border:0;" alt="" /></p></noscript>
-    <![if gte IE 9]>
-        <script src="https://cdn.conversejs.org/dist/converse-muc-embedded.min.js"></script>
+    <![if gte IE 11]>
+        <script src="https://cdn.conversejs.org/dist/converse.min.js"></script>
     <![endif]>
 </head>
 
@@ -44,7 +44,7 @@
                         <h1 class="brand-heading brand-heading-embedded"><a style="color: white;" href="/"><i class="icon-conversejs"></i>Converse</a></h1>
                         <p class="intro-text">Embedded MUC chat demo</p>
 
-                        <div id="converse-embedded-chat"></div>
+                        <div id="conversejs"></div>
                     </div>
                 </div>
             </div>
@@ -65,6 +65,7 @@
         notify_all_room_messages: [
             'anonymous@conference.nomnom.im',
         ],
+        locales_url: "../locale/{{{locale}}}/LC_MESSAGES/converse.json",
         view_mode: 'embedded',
     });
 </script>

src/converse.js

@@ -13,6 +13,7 @@ if (typeof define !== 'undefined') {
         "converse-roomslist",   // Show currently open chat rooms
         "converse-mam",         // XEP-0313 Message Archive Management
         "converse-muc",         // XEP-0045 Multi-user chat
+        "converse-muc-embedded",
         "converse-vcard",       // XEP-0054 VCard-temp
         "converse-otr",         // Off-the-record encryption for one-on-one messages
         "converse-register",    // XEP-0077 In-band registration