Merge pull request #2415 from febeling/copyright-grant

RELICENSE febeling

RELICENSE/febeling.md

+# Permission to Relicense under MPLv2 or any other OSI approved license chosen by the current ZeroMQ BDFL
+
+This is a statement by Florian Ebeling that grants permission to
+relicense its copyrights in the libzmq C++ library (ZeroMQ) under the
+Mozilla Public License v2 (MPLv2) or any other Open Source Initiative
+approved license chosen by the current ZeroMQ BDFL (Benevolent
+Dictator for Life).
+
+A portion of the commits made by the Github handle "febeling", with
+commit author "Florian Ebeling <florian.ebeling@gmail.com>", are
+copyright of Florian Ebeling.  This document hereby grants the libzmq
+project team to relicense libzmq, including all past, present and
+future contributions of the author listed above.
+
+Florian Ebeling
+2017/03/20