Merge pull request MolSSI#220 from mattwelborn/14_0_changelog

Changelog for 0.14.0

Merge pull request MolSSI#212 from mattwelborn/typos

fix typos in Parameters

Merge pull request MolSSI#205 from mattwelborn/013_changelog

Changelog for 0.13.0

Merge pull request MolSSI#171 from dgasmith/changelog

Docs: Updates changelog