chapter-04 exercise

1. Fork this repo
2. Clone your fork
3. Style the Learning Mobile Apps Chapter 04 contact list with your own selection of colors/shapes/styles

• Create at least three custom colors
• Create at least one drawable shape
• Create and apply at least one 
Custom Theme
• Create and apply at least two 
Custom Styles

4. Push to your repo
5. Create a Pull Request for me to grade