Remove default value and .properties

Author: emacarron

src/main/java/org/mybatis/caches/redis/RedisConfigurationBuilder.java

@@ -97,7 +97,6 @@ public RedisConfig parseConfiguration(ClassLoader classLoader) {
 		}
 
 		RedisConfig jedisConfig = new RedisConfig();
-		jedisConfig.setHost(config.getProperty("redis.ip"));
 		setConfigProperties(config, jedisConfig);
 		return jedisConfig;
 	}