new feature: separators between albums in playlist

doc/config

@@ -226,6 +226,8 @@
 #
 #playlist_show_remaining_time = "no"
 #
+#playlist_separate_albums = "no"
+#
 #playlist_display_mode = "classic" (classic/columns)
 #
 #browser_display_mode = "classic" (classic/columns)

doc/keys

@@ -152,6 +152,8 @@
 #
 #key_toggle_display_mode = 'p'
 #
+#key_toggle_separators_in_playlist = '!'
+#
 #key_toggle_lyrics_db = 'L'
 #
 #key_go_to_containing_directory = 'G'

doc/ncmpcpp.1

@@ -171,6 +171,9 @@ Number of default mode used in search engine.
 .B playlist_show_remaining_time = yes/no
 If enabled, time remaining to end of playlist will be shown after playlist's statistics.
 .TP 
+.B playlist_separate_albums = yes/no
+If enabled, separators will be placed between albums in playlist.
+.TP 
 .B playlist_display_mode = classic/columns
 Default display mode for Playlist.
 .TP