GlowstoneMC/Glowstone — pull request #531 by socram8888 (2014-11-09 20:35:06+00:00)
Title: Add sponge block

This PR adds a general-purpose taxicab block iterator and employs it to add the block behaviour of sponges in 1.8.

![Sponge working](http://i.imgur.com/jUsr2fI.png)