[ESS] Change in ESS affects Org generating images through R session

[Charles C. Berry]

On Fri, 8 Apr 2016, Vitalie Spinu wrote:

>>> On Fri, Apr 08 2016 21:35, Lionel Henry wrote:
>
>> I think this is linked to https://github.com/emacs-ess/ESS/issues/314
>> <https://github.com/emacs-ess/ESS/issues/314>
>
> I don't think so. It concerns buffer evaluation only.
>

I think the culprit is `ess-r-build-eval-command' which both 
ess-eval-buffer and ess-eval-function rely on.

The failures occur because of single quotes in `string' in each case here:

  (concat cmd "('" string "'" args file ")\n")))


HTH,

Chuck