wifi: Allow Settings to retrieve country code

This makes getCountryCode behave like getFrequencyBand

This allows Settings to get/set country code like
it can for frequency band.

add aditional fixes to original implementation
and changes for 4.4

Change-Id: Id9f00d3a678642c6c142fd1511af820d729507a7
Framework: Statusbar clock and date customization

This commit add support for:

- Clock and date enable/disable
- Clock and date position
- AM/PM styles multilang support
- color
- Date format
- Date style

Thanks to Slimrom
Privacy Guard : Reimplement backed by AppOps

Re-implements privacy guard to use appops.

Danesh authored 2 months ago