Space Exploration update (0.40v)

-added shop

-added wings

-added new textures for engine based on its power

-added "cash" 

-added "Rocket coins"

-added "some random terrain staff"

-added atmosphere color change based on height

-added contracts (go to some place to get CASH)

-added trust control

-changed atmosphere layers height

-changed gui agin

-changed a bit phisics

-fixed some colision issues

i will add more staff in SE (space exploration) part 2

becouse i rushed this update and i will get some rest

have nice time