Remove @Override from Interfaces

This is necessary to ensure the code compiles in Eclipse.

Fixes gh-83

samples/security/src/main/java/sample/EmbeddedRedisConfiguration.java

@@ -40,14 +40,11 @@ public class EmbeddedRedisConfiguration {
     class RedisServerBean implements InitializingBean, DisposableBean {
         private RedisServer redisServer;
 
-
-        @Override
         public void afterPropertiesSet() throws Exception {
             redisServer = new RedisServer(Protocol.DEFAULT_PORT);
             redisServer.start();
         }
 
-        @Override
         public void destroy() throws Exception {
             if(redisServer != null) {
                 redisServer.stop();