Themes: Theme IME switcher alert dialog

Change-Id: I5344e9ddbacb1520080532d9cc1a7a5f5428e131
Signed-off-by: Dirk Rettschlag <dirk.rettschlag@gmail.com>
Themes: Install themes and icon packs for secondary users.

Change-Id: I48ae6835223510a433642fced5b96b6c3954baf6
Themes: Set bounds on iconUpon

Change-Id: I90720b87ed6d5c30f342bd0e1c149e8a6e238d6e
Don't log an error if we cannot open icon hash

The icons will end up being processed if we cannot access the hash
so let's just fail gracefully and silently.

Change-Id: I6368ee9bb47a9d52351fff22283ffac2de625b71