[totem] (21 commits) ...main: Stop exporting seek_slider_*_cb()

[Bastien Nocera <hadess src gnome org>]

Summary of changes:

  2a7952a... main: Use GSignalGroup to simplify playlist signal handling (*)
  fdc10cd... main: Remove totem_volume_create() declaration (*)
  16ebcc4... main: Remove zoom increments definition (*)
  4a1adba... main: Mark totem_file_has_played() as private (*)
  f13176a... main: Mark totem_object_volume_toggle_mute() as private (*)
  a2a2c1f... main: Make totem_object_set_volume_relative() private (*)
  4d03fd6... main: Make totem_object_plugins_*() private (*)
  e4d375d... main: Make video_widget_create() private (*)
  b41f94c... main: Make grilo_widget_setup() private (*)
  432c30d... main: Make playlist_widget_setup() private (*)
  347be0e... main: Make totem_callback_connect() private (*)
  ce6db0a... main: Make totem_setup_window() private (*)
  fcefb64... main: Remove unused declaration of show_controls() (*)
  a4a8fd0... main: Remove unused totem_object_open_files() (*)
  2c5e695... main: Remove unused declaration of totem_object_show_proper (*)
  dbc56e4... main: Make totem_object_set_zoom() private (*)
  660b5a2... main: Remove unused macro totem_set_sensitivity() (*)
  6b96ebb... main: Use gtk_widget_set_sensitive() directly (*)
  9e3ba49... main: Remove unused macro totem_controls_set_sensitivity() (*)
  014fb5e... main: Make macro totem_object_set_sensitivity2() private (*)
  546fca8... main: Stop exporting seek_slider_*_cb() (*)

(*) This commit already existed in another branch; no separate mail sent