[2/2] settings: add CPU info overlay

this shows
CPU temp (if available)
for every core governor + online + freq

Change-Id: I28c1e48c2e613b33c301b61cead70678ab6a2e9b
Better font size control

Change-Id: Idde7c08f655b0a11382c8af5a9a3d395ce655718

Conflicts:

	res/values/attrs.xml

Conflicts:

	res/values/attrs.xml
Show a preview of the selected font size immediately

Modified the font size preference dialog to show the user the selected
font size immediately. Also split the size description and percentage on
their own lines to show a preview of two different font sizes. In
addition, removed the gigantic title bar from the dialog.

Change-Id: Ifc1e930f9420bde0bb6fd61b1a395c3d36b4fb0b
Show application's package name in the "App info" screen.

Change-Id: I7dac8ffa0b10abb5ff235750e90a96d801b2f919