establish location of checkstyle.xml; update parent version

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/proxy/branches/version-2.0-work@964225 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index e5c5e81..cc8596c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.apache.commons</groupId>
         <artifactId>commons-parent</artifactId>
-        <version>9</version>
+        <version>16</version>
     </parent>
     <artifactId>commons-proxy</artifactId>
     <version>2.0-SNAPSHOT</version>
@@ -208,7 +208,7 @@
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-checkstyle-plugin</artifactId>
                 <configuration>
-                    <configLocation>checkstyle.xml</configLocation>
+                    <configLocation>${basedir}/checkstyle.xml</configLocation>
                 </configuration>
             </plugin>
             <plugin>