README.md in redis_cluster-0.2.6 vs README.md in redis_cluster-0.2.7

- old
+ new

@@ -4,11 +4,9 @@
 
 First see: [https://redis.io/topics/cluster-tutorial](https://redis.io/topics/cluster-tutorial)
 
 RedisCluster for ruby is rewrited from [https://github.com/antirez/redis-rb-cluster](https://github.com/antirez/redis-rb-cluster)
 
-Now is developing, only support single node methods, and not use in any production environments.
-
 
 ## Installation
 
 Add this line to your application's Gemfile: