Renames & Add new properties to QBatteryInfo

-Renamed the Health enum values to Health*
-Added temperature
-Added isValid
-Added cycleCount
-Added level

Change-Id: Ib72eebfbb1b5426300de16f5329dff36953eb42f
Reviewed-by: Alex Blasche <alexander.blasche@digia.com>
whitespace fixes

remove trailing spaces & expand tabs

Change-Id: I7606f8c263e3660b307ac865090d11293e892598
Reviewed-by: Alex Blasche <alexander.blasche@digia.com>