- Implemented function to check item category

- (Cobble-)stone don´t drop item anymore if mined without pickaxe
- FluidSimulator no longer causes compiler warning
- Glowstone drops fixed

git-svn-id: http://mc-server.googlecode.com/svn/trunk@109 0a769ca7-a7f5-676a-18bf-c427514a06d6

source/cFluidSimulator.cpp

@@ -73,8 +73,9 @@ public:
 
 cFluidSimulator::cFluidSimulator( cWorld* a_World )
 	: m_World(a_World)
-	, m_Data(new FluidData(a_World, this))
+	, m_Data(0)
 {
+	m_Data = new FluidData(a_World, this);
 }
 
 cFluidSimulator::~cFluidSimulator()