Signed-off-by: Craig Robbins <kde.psych@gmail.com>

fixes #1989

move the plant to the bottom of its node properly, without affecting its scale.  See isue #1989

This should probably be removed when minetest_game has proper biomes.
If I hear "the whole map is just stone!" again after this, I am going to detonate.

Signed-off-by: Craig Robbins <kde.psych@gmail.com>

Signed-off-by: Craig Robbins <kde.psych@gmail.com>

Signed-off-by: Craig Robbins <kde.psych@gmail.com>

See https://github.com/minetest/minetest/issues/1687#issuecomment-56830173



Signed-off-by: Craig Robbins <kde.psych@gmail.com>

This reverts commit e4e4324a.

Conflicts:
	po/minetest.pot
	po/*/minetest.po

If CMake is run and Doxygen is found, add a make target called "doc",
which builds API documention in doc/html. This target is not included
in the default "all" target, you have to explicitly run "make doc" to
generate the documentation.

If graphviz is installed, in particular, if the "dot" binary is found,
doxygen is configured to generate various kinds of diagrams. Note that
due to this, the first run of doxygen can take a while.

Allow footstep sounds to play for liquid and ladder nodes, making swimming and climbing sounds possible

Signed-off-by: Craig Robbins <kde.psych@gmail.com>

LuaPerlinNoiseMap: Prevent invalid memory access when attempting to generate 3d noise with a buffer created for 2d