Docstring fixes

src/headless/converse-core.js

@@ -1931,8 +1931,8 @@ const converse = {
      * @memberOf converse
      */
     plugins: {
-        /** Registers a new plugin.
-         *
+        /**
+         * Registers a new plugin.
          * @method converse.plugins.add
          * @param {string} name The name of the plugin
          * @param {object} plugin The plugin object

src/headless/headless.js

@@ -3,14 +3,14 @@
  * Any of the following components may be removed if they're not needed.
  */
 import "./converse-bookmarks";   // XEP-0199 XMPP Ping
-import "./converse-bosh";        // XEP-0115 Entity Capabilities
+import "./converse-bosh";        // XEP-0206 BOSH
 import "./converse-caps";        // XEP-0115 Entity Capabilities
 import "./converse-chatboxes";   // Backbone Collection and Models for chat boxes
 import "./converse-disco";       // XEP-0030 Service discovery
 import "./converse-mam";         // XEP-0313 Message Archive Management
 import "./converse-muc";         // XEP-0045 Multi-user chat
 import "./converse-ping";        // XEP-0199 XMPP Ping
-import "./converse-pubsub";      // XEP-0199 XMPP Ping
+import "./converse-pubsub";      // XEP-0060 Pubsub
 import "./converse-roster";      // Contacts Roster
 import "./converse-rsm";         // XEP-0059 Result Set management
 import "./converse-smacks";      // XEP-0198 Stream Management