Updated NIST dataset.

Update NIST repodata.txt

Recompile NIST dataset.

Update HCI repodata file.

Merge pull request #14 from theochem/hci_row4

Merge pull request #16 from theochem/fix_slaterdb

Update repodata file.

Update slater dataset files.

Merge pull request #15 from theochem/fix_numeric

Other repodata.txt that get updated.

Update numeric repodata.txt

Numeric dataset with corrected second derivative of density.

added Iron and Krypton

Merge pull request #13 from theochem/hci_row4

updated repodata