pom: enforce utf-8 encoding

keep maven happy

Acked-by: Olufemi Adeyemi
Target: master

Author: kofemann

pom.xml

@@ -45,6 +45,9 @@
   </modules>
 
   <properties>
+
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+
     <!--  PROPERTIES FOR DEPENDENCIES
 	 Each property is constructed from the artifact name
 	 They are in alphabetical order for each subsection