SLING-4698 - Set parent.relativePath to empty for all modules

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1678154 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index 5c50ccd..e4c2566 100644
--- a/pom.xml
+++ b/pom.xml
@@ -23,7 +23,7 @@
         <!--<groupId>org.apache.sling</groupId>-->
         <!--<artifactId>sling</artifactId>-->
         <!--<version>16</version>-->
-        <!--<relativePath>../../../parent/pom.xml</relativePath>-->
+        <!--<relativePath/>-->
     <!--</parent>-->
     <groupId>org.apache.sling</groupId>
     <artifactId>org.apache.sling.cassandra</artifactId>