The Lost Cities

LostCities 1.12-2.0.20

   - Fixed water level issue when combining biosphere with drowned cities, thanks to @3TUSK
   - New parkChance profile option that allows you to control the chance that a non-building section will be a park section. If you set this to 0 you will only get streets
   - wormzjl fixed explosion leaving a crater on water surface in submerged city style
   - wormzjl reports: currently when combining sphere with submerged cities, all outside ground appears to be a mixture of grass + sand, creating a lot of block update lag. This temporarily fixes this issue by replacing underwater toppings with gravel