DaveChild/Text-Statistics — pull request #21 by jrfnl (2014-02-27 12:26:06+00:00)
Title: Implement using sha for clean text caching key

as suggested by @Xeoncross in https://github.com/jrfnl/Text-Statistics/commit/2dda617dfad71724cbe43c42761a314504d566be#commitcomment-5328721