More refactoring and renaming of stuff. Also now using tempfile.mkdtemp for  creation of the working directory in ~invenio/var/tmp;
More refactoring and renaming of stuff. Also now using tempfile.mkdtemp for
 creation of the working directory in ~invenio/var/tmp;

inveniosoftware/invenio,tiborsimko/invenio,tiborsimko/invenio,inveniosoftware/invenio