[SystemUI] StatusBar customization

A squash commit for statubar customization
1. StatusBar Battery custiomization
  - Icon style(Icon/Percentage/Circle/Dotted/Hidden)
  - Customization color

2. StatuBar Data/Clock customization
   - Clock (Hide/Show, Color, Alignment)
   - Data (Style/Size/Color)

3. Signal Style(Icon/Text/Hidden)

 This is the 2nd commit message:

[SystemUI] Battery style

[SystemUI] Data/Clock customization