[gnome-music/wip/jfelder/playlists-core-rewrite-prep-work: 5/18] playlists: Add is_smart property to Playlist

[Jean Felder <jfelder src gnome org>]

commit 2ef2d2e056916e9d277ed4b18748e78444cdeb35
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Mon Nov 28 18:31:55 2016 +0100

    playlists: Add is_smart property to Playlist
    
    So in the future we'll be able to know if the playlist
    is smart or not without having to ask any other classes
    besides the playlist itself.

 gnomemusic/playlists.py | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/gnomemusic/playlists.py b/gnomemusic/playlists.py
index 7f323f8a..4c207b48 100644
--- a/gnomemusic/playlists.py
+++ b/gnomemusic/playlists.py
@@ -41,6 +41,7 @@ logger = logging.getLogger(__name__)
 class Playlist(GObject.GObject):
     """ Base class of all playlists """
 
+    is_smart = GObject.Property(type=bool, default=False)
     pl_id = GObject.Property(type=str, default=None)
     query = GObject.Property(type=str, default=None)
     tag_text = GObject.Property(type=str, default=None)