• VaspDir has been renamed and moved to pymatgen.io.common.PMGDir for more general support of all IO classes. Note that
  this is a backwards incompatible change. It should not affect many users since VaspDir was introduced only in the last
  one week.
• Fixed execution of packmol in relative path. (@davidwaroquiers)
• VaspDoc.get_incar_tags: Use Mediawiki API (@yantar92)
• Fix comment pass in Kpoints constructors (@DanielYang59)