Asteroids 2.5D - Final release

This release includes all the refactoring that has recently been performed over the whole codebase:

• Everything has been translated from Spanish into English.
• Cleaned-up all source files so that they are easier to read.
• Dependencies, resources and source files have been moved in order to achieve a cleaner directory structure.

Asteroids 2.5D

Entrega correspondiente al proyecto final de la asignatura Computación Gráfica del Grado de Ingeniería Informática de la Universidad de Santiago de Compostela (USC).