Correct reactor pom and update to parent pom 16

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1479333 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index 4497f4c..2ec2748 100644
--- a/pom.xml
+++ b/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.apache.sling</groupId>
         <artifactId>sling</artifactId>
-        <version>15</version>
+        <version>16</version>
     </parent>
 
     <groupId>org.apache.sling</groupId>