fix empty documentation of some arguments
Remove the library call to MASS.
Avoid writing file reports during testing and installation.
Thanks to @madeleine-empirical the density function dversion
now has log
an argument that allows computing the density directly at log-scale.
The hosting of the development moved from r-forge to github. Releases will still be put to r-forge, because of its good package-checking setup for several platforms, and the help for submission to CRAN, but versioning and development of the code will be done on github.
A package vignette, a README.Rmd and this NEWS.md file have been added.