LuaVoxelManip: Add area parameters back to calc_lighting and set_lighting, made optional this time; also fixed a slight bug with night values being ignored

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

This not only makes the vector functions faster, but also makes them more
consistent with other functions.

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

6b927229 Changed the default server step
from 0.05s to 0.1s

Add minetest.get_gametime() API function, that returns the number of seconds since the world was created.

Add engine.gettext() and remove gettext() calls in guiFormspecMenu.cpp

Fix params number

Add pressed texture name

Fix string def

Fix syntax error

Major modmgr overhaul
Add missing formspec checkbox doc