lz4 r114 (new formula)

[LZ4][wiki] is a fast compression algorithm belonging to the LZ77
family. It is used among others in the Linux kernel, Hadoop and BSD
implementation of ZFS.

The [lz4][proj] project consists of a library and a command line tool
for LZ4 (de)compression.

[wiki]: https://en.wikipedia.org/wiki/LZ4_%28compression_algorithm%29
[proj]: http://code.google.com/p/lz4/