Hi,

Sure, once the upgraded package is available at CRAN the corresponding
changes will be added. Thank you for the heads up.

New patch attached.

2015-09-14 7:57 GMT-03:00 Ricardo Wurmus <ricardo.wurmus@mdc-berlin.de>:
>
>> * gnu/packages/statistics.scm (r-evaluate): New variable.
>
> [...]
>
>> +    (synopsis "Parsing and Evaluation Tools that Provide More Details
>> than the Default")
>
> This synopsis is a bit long (and again: please use lower case).  How
> about
>
>   “Parsing and evaluation tools for R”?
>
>> +    (description
>> +     "Parsing and evaluation tools that make it easy to recreate the
>> +command line behaviour of R.")
>
> This description is a little short.  What about using the description
> derived from the README in the repository:
>
>   “Evaluate provides tools that allow you to recreate the parsing,
>   evaluation and display of R code, with enough information that you can
>   accurately recreate what happens at the command line.  The tools can
>   easily be adapted for other output formats, such as HTML or LaTeX.”
>
>> +    (license license:gpl3+)))
>
> According to LICENSE on Github[1] this package is release under the
> “MIT” license (= Expat?) since version 0.7.3 (you packaged 0.7.2).  This
> should be noted when you prepare a new patch and decide to upgrade to
> the latest version.
>
> ~~ Ricardo