D4Science Infrastructure

Check the version of R on the DataMiner services so that the version is 3.4 everywhere

I noticed for example that:

gcube@dataminer1-proto:~$ R --version
R version 3.3.2 (2016-10-31) -- "Sincere Pumpkin Patch"
Copyright (C) 2016 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)

R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under the terms of the
GNU General Public License versions 2 or 3.
For more information about these matters see
http://www.gnu.org/licenses/.

gcube@dataminer1-proto:~$ ^C
gcube@dataminer1-proto:~$ exit
logout
Connection to dataminer1-proto.d4science.org closed.
giancarlo@dlib32:~$ ssh gcube@dataminer2-proto.d4science.org
Welcome to Ubuntu 14.04.5 LTS (GNU/Linux 3.2.0-4-amd64 x86_64)

 * Documentation:  https://help.ubuntu.com/
Last login: Wed May  9 10:46:31 2018 from rcirillo-cnr.isti.cnr.it
gcube@dataminer2-proto:~$ R --version
R version 3.4.3 (2017-11-30) -- "Kite-Eating Tree"
Copyright (C) 2017 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)