Fix [deprecation] compiler warnings

Fix deprecation compiler warnings by refactoring code or applying
@SuppressWarnings("deprecation") annotations. JUnit tests of
internally deprecated classes are now themselves marked as
@Deprecated.

Numerous EasyMock deprecation warnings will remain until the
migration to mockito can be completed.

spring-web/src/main/java/org/springframework/web/util/UrlPathHelper.java

@@ -397,6 +397,7 @@ public class UrlPathHelper {
 		return source;
 	}
 
+	@SuppressWarnings("deprecation")
 	private String decodeInternal(HttpServletRequest request, String source) {
 		String enc = determineEncoding(request);
 		try {