J. Antognini ccdbe72eb7 Address omangin's code review.
* This fixes the logic in the `pubs add` command so that an arxiv ID doesn't
  overwrite a DOI.  This also changes the logic so that if an invalid DOI, ISBN,
  or arXiv ID is provided the program will raise an error.

* The code now uses the bibtexparser package to generate the bibtex file for
  arxiv papers.

* A dedicated exception is added for references that can't be found.
2018-07-28 22:37:14 -07:00
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2018-05-08 22:32:12 -05:00
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