DATAJPA-26 - Added missing plugin repository declaration.

When building with Maven 3 plugin dependencies are only looked up through repositories defined in the <pluginRepositories /> element. So we had to add the Spring release repository there.

pom.xml

@@ -562,4 +562,13 @@
 			<url>http://www.eclipse.org/downloads/download.php?r=1&amp;nf=1&amp;file=/rt/eclipselink/maven.repo</url>
 		</repository>
 	</repositories>
+	
+	<pluginRepositories>
+		<pluginRepository>
+			<!-- Needed for Bundlor -->
+			<id>repository.springframework.maven.release</id>
+			<name>Spring Framework Maven Release Repository</name>
+			<url>http://maven.springframework.org/release</url>
+		</pluginRepository>
+	</pluginRepositories>
 </project>