Status bar: Add customizable date, (2/2):

Based on Slimroms:

https://github.com/SlimRoms/packages_apps_Settings/commit/a95645e04e1f968347dca11e7a0f131cba079f9d

Included:

- Enable/disable date
- Custom date color linked to clock color
- fixed am/pm style disappearing on center clock
- Fully customizable date in style and format

Change-Id: I57dd0704f1df44bf2b2c9ddccc068d49e1427b06