Use print_function import + added @MirceDan to AUTHORS.md

AUTHORS.md

@@ -68,6 +68,7 @@ date of first contribution):
   * [Philipp Baum](https://github.com/philphilphil)
   * [Kyle Evans](https://github.com/kevans91)
   * [Javier Martínez Arrieta](https://github.com/Javierma)
+  * ["MirceaDan"](https://github.com/ByReaL)
 
 OctoPrint started off as a fork of [Cura](https://github.com/daid/Cura) by
 [Daid Braam](https://github.com/daid). Parts of its communication layer and

src/octoprint_setuptools/__init__.py

@@ -1,5 +1,5 @@
 # coding=utf-8
-from __future__ import absolute_import
+from __future__ import absolute_import, print_function
 
 __author__ = "Gina Häußge <osd@foosel.net>"
 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'