Falling Sand now notifies water around
Implemented Function to get the relative chunk position in the total position (cChunk::PositionToWorldPosition)
Pistons don´t drop water and lava items anymore when stopping water/lava
implemented Getter for lava and water simulator
IsBlockWater and IsBlockLava function in Defines.h
git-svn-id: http://mc-server.googlecode.com/svn/trunk@97 0a769ca7-a7f5-676a-18bf-c427514a06d6
