minetest/minetest — pull request #788 by proller (2013-06-23 21:51:26+00:00)
Title: Waterfall

1. support for falling liquids
2. falling_node=1 on all liquids (in minetest_game too)
3. call falling code from liquid update queue when liquid above air (not finished)

result: can make waterfals with liquid_finite=1