Add CONTRIBUTING

CONTRIBUTING.md

+PI
+--
+Venkat S. Malladi
+*Director
+Bioinformatics Core Facility
+UT Southwestern Medical Center*
+<a href="https://orcid.org/0000-0002-0144-0564" target="orcid.widget" rel="noopener noreferrer" style="vertical-align:top;"><img src="https://orcid.org/sites/default/files/images/orcid_16x16.png" style="width:1em;margin-right:.5em;" alt="ORCID iD icon">orcid.org/0000-0002-0144-0564</a>
+Email: [venkat.malladi@utsouthwestern.edu](mailto:venkat.malladi@utsouthwestern.edu)
+
+Developers
+------------
+Gervaise H. Henry
+*Computational Biologist
+Department of Urology
+UT Southwestern Medical Center*
+<a href="https://orcid.org/0000-0001-7772-9578" target="orcid.widget" rel="noopener noreferrer" style="vertical-align:top;"><img src="https://orcid.org/sites/default/files/images/orcid_16x16.png" style="width:1em;margin-right:.5em;" alt="ORCID iD icon">orcid.org/0000-0001-7772-9578</a>
+Email: [gervaise.henry@utsouthwestern.edu](mailto:gervaise.henry@utsouthwestern.edu)
+
+Jonathan Gesell
+*Computational Biologist
+Bioinformatics Core Facility
+UT Southwestern Medical Center*
+<a href="https://orcid.org/0000-0001-5902-3299" target="orcid.widget" rel="noopener noreferrer" style="vertical-align:top;"><img src="https://orcid.org/sites/default/files/images/orcid_16x16.png" style="width:1em;margin-right:.5em;" alt="ORCID iD icon">orcid.org/0000-0001-5902-3299</a>
+Email: [johnathan.gesell@utsouthwestern.edu](mailto:jonathn.gesell@utsouthwestern.edu)
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