Fixes for pom warnings

Removed duplicates and overriden version warnings from pom.xml

Issue-Id: POLICY-167
Change-Id: Idd3695ae12988b02eff9a1f1a4cded723da4b980
Signed-off-by: Tarun Tej Velaga <tt3868@att.com>
diff --git a/ONAP-SDK-APP/pom.xml b/ONAP-SDK-APP/pom.xml
index 5a2cab5..aae25fa 100644
--- a/ONAP-SDK-APP/pom.xml
+++ b/ONAP-SDK-APP/pom.xml
@@ -74,7 +74,6 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-surefire-plugin</artifactId>
-				<version>2.19.1</version>
 				<configuration>
 					<skipTests>${skiptests}</skipTests>
 					<includes>
diff --git a/POLICY-SDK-APP/pom.xml b/POLICY-SDK-APP/pom.xml
index fe861fe..c84fbb7 100644
--- a/POLICY-SDK-APP/pom.xml
+++ b/POLICY-SDK-APP/pom.xml
@@ -30,7 +30,6 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-surefire-plugin</artifactId>
-				<version>2.19.1</version>
 				<configuration>
 					<skipTests>${skiptests}</skipTests>
 					<includes>
diff --git a/pom.xml b/pom.xml
index 5c1fdb1..e7699b4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -108,7 +108,6 @@
 			<plugin>
 				<groupId>org.sonatype.plugins</groupId>
 				<artifactId>nexus-staging-maven-plugin</artifactId>
-				<version>1.6.7</version>
 				<extensions>true</extensions>
 				<configuration>
 					<nexusUrl>${nexusproxy}</nexusUrl>
@@ -119,7 +118,6 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-deploy-plugin</artifactId>
-				<version>2.8</version> <!-- This version supports the "deployAtEnd" parameter -->
 				<configuration>
 					<skip />
 				</configuration>
@@ -127,7 +125,6 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-surefire-plugin</artifactId>
-				<version>2.19.1</version>
 			</plugin>
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>