Improvements #3

-Steam Achieves are succesfully Added.
-Interface Visuals are Changed.
-An error is solved about time keeping
-An Error is solved about option menu and Reorganized.
-Now, All players finishing times are recording for each map.
-Now, You are earning star by duration of the maps finish.
-Simple fixes were made for lightning system.
-Effect amount is decreased, so disturbing effects are no longer see on the screen. Apart from that fog amount is inscreased for far distances.
-There are now checkpoints in the middle regions of the maps(Almost).
-The World 0 is no longer consist of 2 different parts. It's combined with other part, checkpoint was provided to the merge point.
-The World 2 is no longer consist of 2 different parts. It's combined with other half, checkpoint was provided to the merge point. It's a little easier to finish World 2.
-A small amount of Optimisation were provided to the World 3's particles.
-Disturbing objects were removed for World 4. For the Reach to the target that At the Second jumping point's required bulge was made a little easier.
-World 5 is now completely working over from luck.
-A small amount General Optimisation were provided.