Kotolegokot/minetest-mod-money — pull request #4 by Xiong (2013-07-28 06:58:26+00:00)
Title: Owner punching shop or barter shop allows retuning even if non-empty.

See https://github.com/Kotolegokot/minetest-mod-money/issues/1

Signed-off-by: Xiong Changnian