2D Shooter

This is my 2D Shooter project for Michigan State University "Game Design and Development  1: 2D Shooter" by Coursera.  Modifications:1) I changed the main music and menu music.  (Yes, I know that this is not suitable for the genre, but I love experiments and I liked this one). 2) I added one more level. 3) I added a new feature "Teleport", which helps the player jump through space and time.4) Ev…