VOID_Core: Changed a Math.Pow call to multiplication.
VOID_Core: Changed a Math.Pow call to multiplication.

--- a/VOID_Core.cs
+++ b/VOID_Core.cs
@@ -1033,7 +1033,7 @@
 		{
 			get
 			{
-				return core.Kerbin.gravParameter / Math.Pow(core.Kerbin.Radius, 2);
+				return core.Kerbin.gravParameter / (core.Kerbin.Radius * core.Kerbin.Radius);
 			}
 		}
 	}