docs+build: Prepare release of version 0.4.0

Change-Id: I84b7b2471e0c898229d204a00a2aa0e82c85678e
Refs: #3008
diff --git a/AUTHORS.md b/AUTHORS.md
index e9bfc0a..0f7e7f7 100644
--- a/AUTHORS.md
+++ b/AUTHORS.md
@@ -36,3 +36,4 @@
 * João Pereira          <http://website.jpereira.co.uk>
 * Mickey Sweatt         <https://www.linkedin.com/in/michaelsweatt>
 * Yanbiao Li            <https://www.linkedin.com/pub/yanbiao-li/24/7a1/4ba>
+* Marcin Juszkiewicz    <http://marcin.juszkiewicz.com.pl/>