Added a documentation for block and item handlers

Probably fixed dependencies on cWebPlugin_Lua
Fixed VC2010 Project file

git-svn-id: http://mc-server.googlecode.com/svn/trunk@778 0a769ca7-a7f5-676a-18bf-c427514a06d6

source/blocks/Block.cpp

@@ -238,12 +238,6 @@ void cBlockHandler::PlaceBlock(cWorld *a_World, cPlayer *a_Player, NIBBLETYPE a_
 	OnPlacedByPlayer(a_World, a_Player, a_X, a_Y, a_Z, a_Dir);
 }
 
-
-int cBlockHandler::GetTickRate()
-{
-	return 10;
-}
-
 char cBlockHandler::GetDropCount()
 {
 	return 1;