v0.1.5 Major optimization update

Thank you everybody! Your feedback does not go unnoticed.
This update focuses on making the game run more efficiently and effectively.

• Polygon and draw call amounts have been greatly reduced.

• Grass is now less dense.

• Lighting Improvements.

• Trees in the vast distance will now billboard thus improving FPS.

• Reduced smoothing when moving the mouse around in-game.

• Changed the image for when angel touches you in-game.

• Central switch is now color coded “gold”.

• New members and donors are added to the boards in the central shack.