Addition of Created Unity File

Can be used to store all of our assets until game creation.
Revert "Addition of Created Unity File"

This reverts commit 2fff7de57f461efaa8878ec859cb0f2adeb69024.
Addition of Unity File

Created Unity file for assets to be added to. Work can commence on menu
construction and game construction once assets have been gathered. The
assetslist.txt contains the assets required in full.