Merge pull request #5 from JJKB599/master

Added method to set player ascending flag
Merge pull request #6 from JJKB599/master

Basic round looping + interface screens
Merge pull request #7 from JJKB599/master

Added level full level transitioning
Merge pull request #8 from JJKB599/master

Song stops during level transition, resets
Start screen, reset, and difficulty progression
Merge pull request #9 from BrennanJones/master

Start screen, reset, and difficulty progression