Rotates geometry around world X axis. If the file was created in a system that orients with Y Axis Up, the models would by default be brought into Eyeshot (a Z axis up system) with a flipped coordinate system. This method is designed to fix the problem.

'Declaration
 
Public Sub RotateEverythingAroundX( _
   Optional ByVal angleInRadians As Double _
) 

public void RotateEverythingAroundX( 
   double angleInRadians
)