ictce-6.2.6

newer version of ictce using the latest intel-mpi release impi-4.1.3.049

This PR depends on this other: https://github.com/hpcugent/easybuild-easyconfigs/pull/726

Please notice that the file name "imkl-11.1.2.144.eb" is the same in both PR.  The only change is in the dependencies to add the newer intel-mpi version as dependency for imkl-11.1.2.144