OsTerrainFlush
From OpenSimulator
LSL: null osTerrainFlush(); C#: null osTerrainFlush()
Function updates terrain changes to OpenSim database. This should be called after all the terrain-changes have been done to update Terrain Data.
Used in conjunction with osTerrainSetHeight(integer x, integer y, float val)
NOTE: INCOMPLETE, needs further data to complete with example