Update torch UI:

1. Updated UI to look like a KitKat app.
2. Widget torch icons now look like settings widget from KitKat.
3. Added preview of the widget on widget drawer and on lockscreen.
4. New icons also applyied on Lockscreen.

Still WIP and need revision.

Change-Id: I4e774bcb06bbd316116c68ef036ed564e657dbad
Further updates to torch for kitkat

 * moved the package icon to mipmap folders adding xxhdpi icon.
 * added missing xhdpi drawables

Signed-off-by: baked <travp624@gmail.com>