Wipe and re-create database on downgrade.

Not a very common situation but should fix some errors that could
 arise from flashing an old ROM over a new one, without wiping data.

Change-Id: I27f2a00396761105987830921bb3f8cb339d2171
SystemUI: Tiny expanding improvement

Signed-off-by: BigBrother1984 <carlosavignano@aospa.co>
SystemUI: Make volume panel in/out animation slicker

Signed-off-by: BigBrother1984 <carlosavignano@aospa.co>
Change-Id: Ic79d404c4a0d5bc0a83d20cd4e0d7d5ad7b7c90f