tsv_to_dspace.pl: preparing for initial import

* commented the purpose of utility and background
* restructured (similar to gconsole.pl, tconsole.pl)
* renamed storage groups from (old, new) to (Novikova, Kalacheva)
* tsv_to_space.pl --dump-data-desc (dumps configuration)
* grouping storage items by fund number (for validation purposes)