[gnome-shell] Created tag 3.28.2

[Florian Müllner <fmuellner src gnome org>]

The signed tag '3.28.2' was created.

Tagger: Florian Müllner <fmuellner gnome org>
Date: 1525810959 +0200

    Tag release 3.28.2

Changes since the last tag '3.28.1':

Carlos Garnacho (1):
      keyboardManager: Preserve current keymap across reloads

Florian Müllner (4):
      polkitAgent: Guard against repeated close() calls
      remoteSearch: Actually return icons
      build: Include Cally in St introspection
      Bump version to 3.28.2

Marco Trevisan (Treviño) (3):
      workspaceThumbnail: initialize porthole based on workArea
      workspaceThumbnail: rebuild thumbnails if workareas size changed
      workspaceThumbnail: only update _porthole if the overview is visible

Mario Sanchez Prada (1):
      popupMenu: Fix wrong call to clutter_actor_add_child()

Rafael Fontenelle (1):
      Update Brazilian Portuguese translation

Ray Strode (1):
      keyboardManager: take group index into account when preserving keymap

Silvère Latchurié (1):
      osdWindow: Fix blurriness at certain resolutions

Stas Solovey (1):
      Update Russian translation