unregress display of the author name in the list view

content/list.js

@@ -114,7 +114,8 @@ let SnowlMessageView = {
         return this._collection.messages[aRow].source.name;
 
       case "snowlAuthorCol":
-        return this._collection.messages[aRow].author.name;
+        return this._collection.messages[aRow].author ?
+               this._collection.messages[aRow].author.person.name : null;
 
       case "snowlSubjectCol":
         return this._collection.messages[aRow].subject ||

modules/collection.js

@@ -48,6 +48,7 @@ Cu.import("resource://snowl/modules/log4moz.js");
 // modules that are Snowl-specific
 Cu.import("resource://snowl/modules/constants.js");
 Cu.import("resource://snowl/modules/datastore.js");
+Cu.import("resource://snowl/modules/identity.js");
 Cu.import("resource://snowl/modules/message.js");
 Cu.import("resource://snowl/modules/service.js");
 Cu.import("resource://snowl/modules/utils.js");
@@ -276,6 +277,8 @@ this._log.info("got " + groups.length + " groups");
           content:    content
         });
 
+        message.author = SnowlIdentity.retrieve(message.authorID);
+
         this._messages.push(message);
         this._messageIndex[message.id] = message;
       }