Set default source encoding to utf-8

releng/org.yakindu.sct.releng/pom.xml

@@ -15,6 +15,7 @@
 		<antrun-version>1.6</antrun-version>
 		<p2.target.repository>file:../org.yakindu.base.target/target/repository</p2.target.repository>
 		<p2.base.repository>file:../org.yakindu.base.repository/target/repository</p2.base.repository>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 	</properties>
 	<build>
 		<!--resources>