Updated readme

Author: Nyholm

README.md

@@ -1,4 +1,4 @@
-# Redis PSR-6 adapter 
-[![Build Status](https://travis-ci.org/php-cache/redis-adapter.svg?branch=master)](https://travis-ci.org/php-cache/redis-adapter) [![codecov.io](https://codecov.io/github/php-cache/redis-adapter/coverage.svg?branch=master)](https://codecov.io/github/php-cache/redis-adapter?branch=master)
+# Memcached PSR-6 adapter 
+[![Build Status](https://travis-ci.org/php-cache/memcached-adapter.svg?branch=master)](https://travis-ci.org/php-cache/memcached-adapter) [![codecov.io](https://codecov.io/github/php-cache/memcached-adapter/coverage.svg?branch=master)](https://codecov.io/github/php-cache/memcached-adapter?branch=master)
 
-This is a implementation for the PSR-6 for Redis cache. This implementation supports tags. 
+This is a implementation for the PSR-6 for Memcached cache. This implementation supports tags.