Update README.md

adds another screenshot
refactored states: separated entry state from main app state; fixing splash now
Refactored. Entry state now separate from main app state.
Merge pull request #124 from sudostack/newState

refactored states: separated entry state from main app state; fixing splash now
added text logo; very difficult to scale bg to various screen sizes and make it look good.
Merge pull request #125 from sudostack/splash

added text logo; very difficult to scale bg to various screen sizes and ...