Get it here:
http://mythruna.com/download-now/Release notes:
http://mythruna.com/download-now/20120417-release-notes/Highlights in this release:
* Over 100 new block types including steep slopes and shingles, shallow slopes, more corners, horizontal cylinders, logs, and a reorganization of the block categories.
* Bunches of bug fixes and better error reporting.
* Added a few checks for strange conditions like improper max mem settings, UDP back channel being blocked, etc.
* Ability for servers to have dirty word filters.
Some shots of new block types in action: