Merge pull request #3821 from bluca/relicense

Grant from KLNikita

RELICENSE/KLNikita.md

+# Permission to Relicense under MPLv2
+
+This is a statement by Nikita Kozlov
+that grants permission to relicense its copyrights in the libzmq C++
+library (ZeroMQ) under the Mozilla Public License v2 (MPLv2).
+
+A portion of the commits made by the Github handle "KLNikita", with
+commit author "nikita kozlov <nikita@elyzion.net>", are copyright of Nikita Kozlov .
+This document hereby grants the libzmq project team to relicense
+libzmq,
+including all past, present and future contributions of the author
+listed above.
+
+Nikita Kozlov
+6 February 2020