INT-2689 - SI builds without warnings (Except Spring Integration HTTP)

* Ensure that no deprecation warnings occur
* Spring Integration builds with all tests successfully for Spring 3.1.2.RELEASE and 3.0.7.RELEASE (Except Spring Integration HTTP)

For reference see: https://jira.springsource.org/browse/INT-2689

INT-2694 - Fix Http Test Failures with Spring 3.0

As part of INT-2689, fix Http Test Failures in the Spring Integration Http Module when using Spring 3.0.7.RELEASE
For reference see: https://jira.springsource.org/browse/INT-2694

spring-integration-xml/src/main/java/org/springframework/integration/xml/config/XPathExpressionParser.java

@@ -98,6 +98,7 @@ public class XPathExpressionParser extends AbstractSingleBeanDefinitionParser {
 		}
 	}
 
+	@SuppressWarnings("deprecation")
 	protected Map<?,?> parseNamespaceMapElement(Element element, ParserContext parserContext, BeanDefinition parentDefinition) {
 		BeanDefinitionParserDelegate beanParser = new BeanDefinitionParserDelegate(parserContext.getReaderContext());
 		beanParser.initDefaults(element.getOwnerDocument().getDocumentElement());