Merge pull request #2544 from Asmod4n/patch-2

RELICENSE: Hendrik Beskow grant 

RELICENSE/Asmod4n.md

+# Permission to Relicense under MPLv2
+
+This is a statement by Hendrik Beskow
+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 "Asmod4n", with
+commit author "Asmod4n Asmod4n@users.noreply.github.com", are copyright of Hendrik Beskow.
+This document hereby grants the libzmq project team to relicense libzmq, 
+including all past, present and future contributions of the author listed above.
+
+Hendrik Beskow
+2017/04/21