Do not override managed versions for some of seam components

pom.xml

@@ -23,13 +23,10 @@
 	<properties>
 		<context>portal</context>
 		<junit.version>4.10</junit.version>
-		<persistence-api.version>1.0</persistence-api.version>
 		<hibernate-commons-annotations.version>3.3.0.ga</hibernate-commons-annotations.version>
-		<richfaces.version>3.3.3.Final</richfaces.version>
 		<servlet.version>2.5</servlet.version>
 		<registry-client.version>11.12-SNAPSHOT</registry-client.version>
 		<query-parser.version>2.0-r2-SNAPSHOT</query-parser.version>
-		<drools.version>5.0.1</drools.version>
 
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 	</properties>

portal.ear/pom.xml

@@ -36,7 +36,6 @@
 		<dependency>
 			<groupId>org.drools</groupId>
 			<artifactId>drools-compiler</artifactId>
-			<version>${drools.version}</version>
 		</dependency>
 		<dependency>
 			<groupId>com.sun.xml.ws</groupId>
@@ -47,7 +46,6 @@
 		<dependency>
 			<groupId>javax.el</groupId>
 			<artifactId>el-api</artifactId>
-			<version>1.0</version>
 			<scope>provided</scope>
 		</dependency>
 	</dependencies>

portal.ejb/pom.xml

@@ -35,7 +35,6 @@
 		<dependency>
 			<groupId>javax.persistence</groupId>
 			<artifactId>persistence-api</artifactId>
-			<version>${persistence-api.version}</version>
 			<scope>provided</scope>
 			<optional>true</optional>
 		</dependency>

portal.war/pom.xml

@@ -40,17 +40,14 @@
 		<dependency>
 			<groupId>org.richfaces.ui</groupId>
 			<artifactId>richfaces-ui</artifactId>
-			<version>${richfaces.version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.richfaces.framework</groupId>
 			<artifactId>richfaces-api</artifactId>
-			<version>${richfaces.version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.richfaces.framework</groupId>
 			<artifactId>richfaces-impl</artifactId>
-			<version>${richfaces.version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.jboss.seam</groupId>