doTIleDrops duplicate gamerule

The gamerule doTileDrops has a duplicate gamerule, but with another capital letter, called doTIleDrops. This means when changing the gamerule, many people may change the wrong gamerule, which seems to do nothing at the moment, and seems to be a duplicate bug. This may explain some other people's bugs whilst trying to change the doTileDrops gamerule.