Added method "mediaStream.url.buddy" to get url of buddy image.

static/js/services/buddylist.js

@@ -325,8 +325,7 @@ define(['underscore', 'modernizr', 'avltree', 'text!partials/buddy.html', 'text!
             }
 
             if (url.indexOf("img:") === 0) {
-                url = url.substr(4);
-                status.buddyPicture = status.buddyPictureLocalUrl = mediaStream.config.B + "static/img/buddy/s46/"+url;
+                status.buddyPicture = status.buddyPictureLocalUrl = mediaStream.url.buddy(url.substr(4));
             }
 
         };

static/js/services/mediastream.js

@@ -69,6 +69,9 @@ define([
                     id = $window.encodeURIComponent(id);
                     return $window.location.protocol+'//'+$window.location.host+context.Cfg.B+id;
                 },
+                buddy: function(id) {
+                    return $window.location.protocol+'//'+$window.location.host+context.Cfg.B+"static/img/buddy/s46/"+id;
+                },
                 api: function(path) {
                     return (context.Cfg.B || "/") + "api/v1/" + path;
                 }