Use UTF-8 encoding for copying resources to avoid platform dependency

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@766092 13f79535-47bb-0310-9956-ffa450edef68

pom.xml

@@ -203,6 +203,8 @@
     <commons.jira.pid>12310485</commons.jira.pid>
     <maven.compile.source>1.5</maven.compile.source>
     <maven.compile.target>1.5</maven.compile.target>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
   </properties> 
 
   <build>