Added maintainer variable to mrdna.version

mrdna/version.py

 # -*- coding: utf-8 -*-
+
 # Author: Douglas Creager <dcreager@dcreager.net>
 # This file is placed into the public domain.
 
@@ -38,6 +39,8 @@ from pathlib import Path
 import subprocess
 from subprocess import Popen, PIPE
 
+maintainer = "Chris Maffeo <cmaffeo2@illinois.edu>"
+
 _version_file = Path(__file__).parent / "RELEASE-VERSION"