UK Reworks and Improvements v1.4

V1.4 – Reworks Reworked M4 between Bath and London Reworked M6 between Birmingham and Manchester Reworked A74 (M) between Carlisle and Gretna "Useless areas": (areas that were meant to serve a purpose but don't) A46 towards Stow and Chesterton I'm aware of Keele Services having a chunk of a hill missing but cant fix it, doesn't affect anything really