+ upgrade to AspectJ 1.6.8

+ externalize some of the jar versions
+ align the versions of some dependencies between pom.xml and ivy.xml

org.springframework.orm/build.xml

@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project name="org.springframework.orm">
 	<property file="${basedir}/../build.properties"/>
+	<property file="${basedir}/../build.versions"/>
 	<import file="${basedir}/../build-spring-framework/package-bundle.xml"/>
 	<import file="${basedir}/../spring-build/standard/default.xml"/>
 </project>

org.springframework.orm/ivy.xml

@@ -53,7 +53,7 @@
 		<dependency org="org.springframework" name="org.springframework.transaction" rev="latest.integration" conf="compile->compile"/>
 		<dependency org="org.springframework" name="org.springframework.web" rev="latest.integration" conf="optional, web->compile"/>
 		<!-- test dependencies -->
-		<dependency org="org.aspectj" name="com.springsource.org.aspectj.weaver" rev="1.6.5.RELEASE" conf="test->compile"/>
+		<dependency org="org.aspectj" name="com.springsource.org.aspectj.weaver" rev="${aspectj.version}" conf="test->compile"/>
 		<dependency org="org.apache.commons" name="com.springsource.org.apache.commons.dbcp" rev="1.2.2.osgi" conf="test->runtime"/>
 		<dependency org="org.apache.commons" name="com.springsource.org.apache.commons.pool" rev="1.5.3" conf="test->compile"/>
 		<dependency org="org.easymock" name="com.springsource.org.easymock" rev="2.5.1" conf="test->compile"/>

org.springframework.orm/pom.xml

@@ -182,6 +182,12 @@
 			<version>1.2.2</version>
 			<scope>test</scope>
 		</dependency>
+		<dependency>
+			<groupId>commons-pool</groupId>
+			<artifactId>commons-pool</artifactId>
+			<version>1.5.3</version>
+			<scope>test</scope>
+		</dependency>
 		<dependency>
 			<groupId>org.easymock</groupId>
 			<artifactId>easymock</artifactId>