SPR-7353 Doc update for consumes/produces + changelog update

Author: rstoyanchev

build-spring-framework/resources/changelog.txt

@@ -9,7 +9,15 @@ Changes in version 3.1 M2 (2011-??-??)
 * deprecated AbstractJUnit38SpringContextTests and AbstractTransactionalJUnit38SpringContextTests
 * eliminated @Feature support in favor of @Enable* and framework-provided @Configuration classes
 * introduced @EnableTransactionManagement, @EnableScheduling, and other @Enable* annotations
-
+* introduced @EnableWebMvc to provide default configuration for Spring MVC applications
+* introduced HandlerMethod abstraction representing a Spring MVC controller method
+* added HandlerMapping/HandlerAdapter/HandlerExceptionResolver HandlerMethod-based implementations
+* enabled HandlerMethod-based infrastructure through the mvc namespace and Java-based configuration
+* support for automatically adding @PathVariables to the model
+* support for including @PathVariables in data binding
+* support for URI template variables in view names with the "redirect:" prefix
+* a flag for extracting the value from single-key models in MappingJacksonJsonView
+* allow bean references in mvc:interceptor namespace elements
 
 Changes in version 3.1 M1 (2011-02-11)
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