block activation

    @Override
    public boolean onBlockActivated(World worldIn, BlockPos pos, IBlockState state, EntityPlayer playerIn, EnumHand hand, @Nullable ItemStack heldItem, EnumFacing side, float hitX, float hitY, float hitZ) {

		if(worldIn.isRemote)
			return true;

	    playerIn.openGui(ElementalMeeps.instance,0, worldIn, pos.getX(), pos.getY(), pos.getZ());

	    return true;
    }