Leverage @Configuration(proxyBeanMethods=false) for better efficiency.

Resolves #60.

src/main/java/org/springframework/session/data/mongo/config/annotation/web/http/EnableMongoHttpSession.java

@@ -51,7 +51,7 @@ import org.springframework.session.data.mongo.MongoOperationsSessionRepository;
 @Target(ElementType.TYPE)
 @Documented
 @Import(MongoHttpSessionConfiguration.class)
-@Configuration
+@Configuration(proxyBeanMethods = false)
 public @interface EnableMongoHttpSession {
 
 	/**

src/main/java/org/springframework/session/data/mongo/config/annotation/web/http/MongoHttpSessionConfiguration.java

@@ -43,7 +43,7 @@ import org.springframework.util.StringValueResolver;
  * @author Eddú Meléndez
  * @since 1.2
  */
-@Configuration
+@Configuration(proxyBeanMethods = false)
 public class MongoHttpSessionConfiguration extends SpringHttpSessionConfiguration
 		implements BeanClassLoaderAware, EmbeddedValueResolverAware, ImportAware {
 

src/main/java/org/springframework/session/data/mongo/config/annotation/web/reactive/EnableMongoWebSession.java

@@ -51,7 +51,7 @@ import org.springframework.session.data.mongo.ReactiveMongoOperationsSessionRepo
 @Target({ java.lang.annotation.ElementType.TYPE })
 @Documented
 @Import(ReactiveMongoWebSessionConfiguration.class)
-@Configuration
+@Configuration(proxyBeanMethods = false)
 public @interface EnableMongoWebSession {
 
 	/**

src/main/java/org/springframework/session/data/mongo/config/annotation/web/reactive/ReactiveMongoWebSessionConfiguration.java

@@ -42,7 +42,7 @@ import org.springframework.util.StringValueResolver;
  * @author Greg Turnquist
  * @author Vedran Pavić
  */
-@Configuration
+@Configuration(proxyBeanMethods = false)
 public class ReactiveMongoWebSessionConfiguration extends SpringWebSessionConfiguration
 		implements BeanClassLoaderAware, EmbeddedValueResolverAware, ImportAware {