clean leftover items in parent pom pre-release

snapshot dependencies are not permitted
it should an actual released version, or project.version
if the plan is to release it at the same time.

the maven version plugin was also left over from
previous oparent work

documenting accepted version of xml-apis.

Change-Id: I8b76bd9befdf69674aafe7b14bfbcc7d2f938062
Issue-ID: POLICY-404
Signed-off-by: Jorge Hernandez <jh1730@att.com>
diff --git a/feature-eelf/pom.xml b/feature-eelf/pom.xml
index 17a9de9..53dd79f 100644
--- a/feature-eelf/pom.xml
+++ b/feature-eelf/pom.xml
@@ -105,7 +105,7 @@
 		<dependency>
 			<groupId>org.onap.policy.common</groupId>
 			<artifactId>ONAP-Logging</artifactId>
-			<version>${common-modules.version}</version>
+			<version>${project.version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.onap.policy.drools-pdp</groupId>