Updates to website due to new OS environment

Merged Alexander van Heukelum (TriOpSys) requested to merge (removed):master into master

Updates of the Climate Explorer to be able to run it on the new hardware.

Updates to allow running a different version of ghostscript than the OS provides. Updates to allow running a different build of NCL Try to use only (temporary) directories/files on the same disk as the website. Use a local bin directory to point to Climate Explorer executables Fixes for configuration of Grads