Completed Sprite and EnemySprite

Both the player and enemy sprites with colour
UML Class Diagram

Diagram containing all class's and showing their inheritance.
Textures

Cleaned project folder and added textures for main menu, win and lose
screens
Merge pull request #4 from ostngag/Rui

Rui
Merge pull request #3 from ostngag/Ed

Ed
Merge branch 'master' of https://github.com/ostngag/TGPAssignment.git into Rui