git clone --recursive https://github.com/cscheid/elephant.git elephant
Cloning into 'elephant'...

(elephant 0.0.1)
* installing to library 'z:/rforge/Rlib/win7-3.0'
* installing *source* package 'elephant' ...
** R
** inst
** preparing package for lazy loading
Error in library(guitar) : there is no package called 'guitar'
Error : unable to load R code in package 'elephant'
ERROR: lazy loading failed for package 'elephant'
* removing 'z:/rforge/Rlib/win7-3.0/elephant'