Fix screwed-up indentation

This reverts commit 3985c01a.

Decoration: Stop DecoSimple::resolveNodeNames from complaining about no node name if decolist is used

Fix warning message for spawnby nodes

Prevent type-punning warning caused by casting enum to int

The real problem was that MapBlocks were not activated before getting sent to the client

A mapgen fix authored by paramat, as mentioned here: https://github.com/minetest/minetest/issues/989

Net struct init

* Prevent graphical glitches on old servers
* Fix flowing of liquids with viscosity != 1 and range != 8
* Fix range = 0, no flowing nodes will appear

old_craft_grid, craft_inv) and
minetest.register_craft_predict(itemstack, player, old_craft_grid,
craft_inv)

As agreed to by kahrl

Add support for parameter 'visual_scale' for drawtypes 'signlike' and 'torchlike' like used for drawtype 'plantlike'