Fixed CHANGELOG entry.

Author: lohedges

doc/source/changelog.rst

@@ -2,12 +2,13 @@ Changelog
 =========
 
 `2019.2.0 <https://github.com/michellab/BioSimSpace/compare/2019.2.0...2019.1.0>`_ - Sep 11 2019
+------------------------------------------------------------------------------------------------
 
 * Switched to using `RDKit <https://www.rdkit.org/>`_ for maximum common substructure (MCS) mappings.
 * Handle perturbable molecules for non free-energy protocols with SOMD and GROMACS.
 * Added basic metadynamics functionality with support for distance and torsion collective variables.
 * Added support for inferring formal charge of molecules.
-* Numerous MCS mapping fixes and improvements. Thanks to `@maxkuhn <https://github.com/maxkuhn>`_, `@dlukauskis <https://github.com/dlukauskis>`, and `@ptosco <https://github.com/ptosco>`_ for help testing and debugging.
+* Numerous MCS mapping fixes and improvements. Thanks to `@maxkuhn <https://github.com/maxkuhn>`_, `@dlukauskis <https://github.com/dlukauskis>`_, and `@ptosco <https://github.com/ptosco>`_ for help testing and debugging.
 * Added Dockerfile to build thirdparty packages required by the BioSimSpace notebook server.
 * Exposed Sire search functionality.
 * Added thin-wrappers for several additional Sire objects, e.g. Residue, Atom, and Molecules container.