ERT-529: Will preserve file mode in util_copy_file()
ERT-529: Corrected job name in output error message.
ERT-529: Added get by key for subst_list.
ERT-529: Added ability to get subst_list of define items from config object.
ERT-529: String from DEFINE will pass through to workflows.
Merge pull request #459 from joakim-hove/ERT-529-magic-strings-in-workflow

Ert 529 magic strings in workflow